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单词 bit
释义

WordReference Random House Learner's Dictionary of American English © 2024
bit1 /bɪt/USA pronunciation  n. [countable]
  1. the mouthpiece of a horse's bridle.
  2. a small thin shaft that can be used in a drill or tool for boring into something by twisting:needed a smaller bit for his drill.
Idioms
  1. Idiomschafe or champ at the bit, to become impatient and restless because of delay:champing at the bit to get started on the test.


bit2 /bɪt/USA pronunciation   n. 
  1. a small piece of something:[countable]bits and pieces of wood.
  2. a small quantity of something:[a + ~ + of + uncountable noun]I'd like a bit of wine to go with this.
  3. a short time:[a + ~]Wait a bit.
  4. behavior or actionsassociated with a particular situation, etc.:[countable* singular;the + ~]doing the Honest Abe bit.
  5. Show Business[countable] Also called bit part. a very small role in a play, movie, or show, containing few or no lines.
Idioms
  1. Idioms a bit, somewhat;
    a little:a bit late to be up watching TV.
  2. Idioms a bit much, more than can be tolerated:When he started making fun of the boss, it became just a bit much.
  3. Idioms bit by bit, by degrees;
    gradually:"Bit by bit, the bird builds its nest'' is a French proverb.
  4. Idioms do one's bit, to contribute one's share to an effort:I'd like to do my bit for the orphan's fund.
  5. Idioms every bit, quite;
    just:every bit as good as you said it would be.


bit3 /bɪt/USA pronunciation   n. [countable]
  1. Computinga single, basic unit of computer information, valued at either 0 or 1.

bit4 /bɪt/USA pronunciation   v. 
  1. pt. and a pp. of bite.

WordReference Random House Unabridged Dictionary of American English © 2024
bit1  (bit),USA pronunciation n., v., bit•ted, bit•ting. 
n. 
  1. [Mach.]
    • Mechanical Engineeringa removable drilling or boring tool for use in a brace, drill press, or the like.
    • Mechanical Engineeringa removable boring head used on certain kinds of drills, as a rock drill.
    • Mechanical Engineeringa device for drilling oil wells or the like, consisting of a horizontally rotating blade or an assembly of rotating toothed wheels.
  2. the mouthpiece of a bridle, having fittings at each end to which the reins are fastened. See illus. under harness. 
  3. anything that curbs or restrains.
  4. Buildingthe blade or iron of a carpenter's plane.
  5. Buildingthe cutting part of an ax or hatchet.
  6. Mechanical Engineeringthe wide portion at the end of an ordinary key that moves the bolt.
  7. Idioms take the bit in or between one's teeth, to cast off control;
    willfully go one's own way:He took the bit in his teeth and acted against his parents' wishes.

v.t. 
  1. to put a bit in the mouth of (a horse).
  2. to curb or restrain with, or as with, a bit.
  3. to grind a bit on (a key).
  • bef. 900; Middle English bite, Old English: action of biting; cognate with German Biss, Old Norse bit. See bite
bit′less, adj. 

bit2  (bit),USA pronunciation n. 
  1. a small piece or quantity of anything:a bit of string.
  2. a short time:Wait a bit.
  3. Informal Termsan amount equivalent to 12½ U.S. cents (used only in even multiples):two bits; six bits.
  4. an act, performance, or routine:She's doing the Camille bit, pretending to be near collapse.
  5. a stereotypic or habitual set of behaviors, attitudes, or styles associated with an individual, role, situation, etc.:the whole Wall Street bit.
  6. Show BusinessAlso called bit part. a very small role, as in a play or motion picture, containing few or no lines. Cf. walk-on (def. 1).
  7. Currencyany small coin:a threepenny bit.
  8. Currencya Spanish or Mexican silver real worth 12½ cents, formerly current in parts of the U.S.
  9. Idioms a bit, rather or somewhat;
    a little:a bit sleepy.
  10. Idioms a bit much, somewhat overdone or beyond tolerability.
  11. Idioms bit by bit, by degrees;
    gradually:Having saved money bit by bit, they now had enough to buy the land.
  12. Idioms do one's bit, to contribute one's share to an effort:They all did their bit during the war.
  13. Idioms every bit, quite;
    just:every bit as good.
  14. Idioms quite a bit, a fairly large amount:There's quite a bit of snow on the ground.
  • bef. 1000; Middle English bite, Old English bita bit, morsel; cognate with German Bissen, Old Norse biti. See bite
    • 1.See corresponding entry in Unabridged particle, speck, grain, mite; whit, iota, jot; scrap, fragment.

bit3  (bit),USA pronunciation n. [Computers.]
  1. ComputingAlso called binary digit. a single, basic unit of information, used in connection with computers and information theory.
  2. Computingbaud.
  • b(inary) + (dig)it 1945–50

bit4  (bit),USA pronunciation v. 
  1. pt. and a pp. of bite. 

B.I.T., 
  1. Bachelor of Industrial Technology.

Collins Concise English Dictionary © HarperCollins Publishers::
bit /bɪt/ n
  1. a small piece, portion, or quantity
  2. a short time or distance
  3. US Canadian informal the value of an eighth of a dollar: spoken of only in units of two: two bits
  4. any small coin
  5. short for bit part
  6. a bit ⇒ rather; somewhat: a bit dreary
  7. a bit of ⇒ rather: a bit of a dope
  8. a considerable amount: that must take quite a bit of courage
  9. bit by bit ⇒ gradually
  10. do one's bit ⇒ to make one's expected contribution
Etymology: Old English bite action of biting; see bite
bit /bɪt/ n
  1. a metal mouthpiece, for controlling a horse on a bridle
  2. anything that restrains or curbs
  3. a cutting or drilling tool, part, or head in a brace, drill, etc
  4. the part of a key that engages the levers of a lock
 vb (bits, bitting, bitted)(transitive)
  1. to put a bit in the mouth of (a horse)
  2. to restrain; curb
Etymology: Old English bita; related to Old English bītan to bite
bit /bɪt/ vb
  1. the past tense and (archaic) past participle of bite
bit /bɪt/ n
  1. a single digit of binary notation, represented either by 0 or by 1
  2. the smallest unit of information, indicating the presence or absence of a single feature
Etymology: 20th Century: from abbreviation of binary digit
WordReference Random House Learner's Dictionary of American English © 2024
bite /baɪt/USA pronunciation   v., bit/bɪt/USA pronunciation  bit•ten /ˈbɪtən/USA pronunciation  or bit, bit•ing, n. 
v. 
  1. to cut or tear with the teeth:[~ + object]The cat bit me.[~ + into + object]The cat bit into my arm.
  2. to cut (something) off with the teeth;
    sever: [~ + off + object]bit off a piece of meat.[~ + object + off]bit a piece off.
  3. to grip with the teeth:[~ + object]Our hero bit the rope and hung off the cliff by his teeth.
  4. (of an insect) to sting: [~ + object]bitten by a mosquito.[no object]The flies are biting today.
  5. to cause to sting:[~ + object]faces bitten by the icy wind.
  6. to take firm hold (of): [~ + object]studded tires that bite the road.[no object]When you feel the gears beginning to bite, let up on the clutch.
  7. Sport[no object]
    • (of fish) to take bait (and hence get caught):Are the fish biting today?
    • to respond to an offer or suggestion:It was a pretty good offer, but she didn't bite.

n. [countable]
  1. an act of biting.
  2. a wound made by biting:The doctors treated several dog bites.
  3. a cutting, stinging, or nipping effect:That wine had quite a bite to it.
  4. a piece bitten off:Chew each bite carefully.
  5. a small meal:[usually singular]Let's go out for a bite.
  6. a morsel of food:I'll have a little bite of your salmon.
  7. a portion demanded or taken: a big bite of my paycheck.
  8. Dentistrythe way the upper and lower teeth come together:The orthodontist said I needed work to correct my bite.
Idioms
  1. Idiomsbite off more than one can chew, to attempt something that exceeds one's ability:Writing a novel was biting off more than he could chew.
  2. Idioms bite one's tongue, to suppress one's anger:I thought I might lose my temper so I bit my tongue instead.
  3. Idioms bite someone's head off, to respond with anger to someone's question or comment:When the students asked for more time to write their papers, the teacher nearly bit their heads off.
  4. Idioms bite the bullet. See bullet (def. 6).
  5. Idioms bite the dust. See dust (def. 14).
  6. Idioms bite the hand that feeds one, to repay kindness with malice or injury:I had helped him throughout his career, but when he got into trouble he turned and bit the hand that fed him.
  7. Idioms put the bite on, [~ + object][Slang.]to try to borrow or get money from:Let's put the bite on auntie, she's got plenty of dough.


WordReference Random House Unabridged Dictionary of American English © 2024
bite  (bīt),USA pronunciation v., bit, bit•ten or bit, bit•ing, n. 
v.t. 
  1. to cut, wound, or tear with the teeth:She bit the apple greedily. The lion bit his trainer.
  2. to grip or hold with the teeth:Stop biting your lip!
  3. to sting, as does an insect.
  4. to cause to smart or sting:an icy wind that bit our faces.
  5. to sever with the teeth (often fol. by off):Don't bite your nails. The child bit off a large piece of the candy bar.
  6. to start to eat (often fol. by into):She bit into her steak.
  7. to clamp the teeth firmly on or around (often fol. by on):He bit hard on the stick while they removed the bullet from his leg.
  8. Informal Terms
    • to take advantage of;
      cheat;
      deceive:I got bitten in a mail-order swindle.
    • to annoy or upset;
      anger:What's biting you, sorehead?
  9. to eat into or corrode, as does an acid.
  10. to cut or pierce with, or as with, a weapon:The sword split his helmet and bit him fatally.
  11. Fine Art[Etching.]to etch with acid (a copper or other surface) in such parts as are left bare of a protective coating.
  12. to take firm hold or act effectively on:We need a clamp to bite the wood while the glue dries.
  13. [Archaic.]to make a decided impression on;
    affect.

v.i. 
  1. to press the teeth into something;
    attack with the jaws, bill, sting, etc.;
    snap:Does your parrot bite?
  2. Sport[Angling.](of fish) to take bait:The fish aren't biting today.
  3. to accept an offer or suggestion, esp. one intended to trick or deceive:I knew it was a mistake, but I bit anyway.
  4. Informal Termsto admit defeat in guessing:I'll bite, who is it?
  5. to act effectively;
    grip;
    hold:This wood is so dry the screws don't bite.
  6. Slang Termsto be notably repellent, disappointing, poor, etc.;
    suck.
  7. Idioms bite off more than one can chew, to attempt something that exceeds one's capacity:In trying to build a house by himself, he bit off more than he could chew.
  8. Idioms bite someone's head off, to respond with anger or impatience to someone's question or comment:He'll bite your head off if you ask for anything.
  9. Idioms bite the bullet. See bullet (def. 6).
  10. Idioms bite the dust. See dust (def. 14).
  11. Idioms bite the hand that feeds one, to repay kindness with malice or injury:When he berates his boss, he is biting the hand that feeds him.

n. 
  1. an act of biting.
  2. a wound made by biting:a deep bite.
  3. a cutting, stinging, or nipping effect:the bite of an icy wind; the bite of whiskey on the tongue.
  4. a piece bitten off:Chew each bite carefully.
  5. a small meal:Let's have a bite before the theater.
  6. a portion severed from the whole:the government's weekly bite of my paycheck.
  7. a morsel of food:not a bite to eat.
  8. the occlusion of one's teeth:The dentist said I had a good bite.
  9. Mechanical Engineering[Mach.]
    • Mechanical Engineeringthe catch or hold that one object or one part of a mechanical apparatus has on another.
    • Mechanical Engineeringa surface brought into contact to obtain a hold or grip, as in a lathe chuck or similar device.
    • Mechanical Engineeringthe amount of material that a mechanical shovel or the like can carry at one time.
  10. sharpness;
    incisiveness;
    effectiveness:The bite of his story is spoiled by his slovenly style.
  11. the roughness of the surface of a file.
  12. Metallurgythe maximum angle, measured from the center of a roll in a rolling mill, between a perpendicular and a line to the point of contact where a given object to be rolled will enter between the rolls.
  13. Idioms, Slang Terms put the bite on, [Slang.]
    • to solicit or attempt to borrow money or something of value from.
    • to press for money, as in extortion:They found out about his prison record and began to put the bite on him.
  • bef. 1000; Middle English biten, Old English bītan; cognate with Old High German bīzan (German beissen), Gothic beitan, Old Norse bīta; akin to Latin findere to split
bit′a•ble, bite′a•ble, adj. 
    • 1.See corresponding entry in Unabridged gnaw, chew, nip.
    • 27.See corresponding entry in Unabridged mouthful, morsel, taste; scrap, crumb, dab.
    • 28.See corresponding entry in Unabridged snack, nosh.

Collins Concise English Dictionary © HarperCollins Publishers::
bite /baɪt/ vb (bites, biting, bit, bitten)
  1. to grip, cut off, or tear with or as if with the teeth or jaws
  2. (of animals, insects, etc) to injure by puncturing or tearing (the skin or flesh) with the teeth, fangs, etc, esp as a natural characteristic
  3. (transitive) to cut or penetrate, as with a knife
  4. (of corrosive material such as acid) to eat away or into
  5. to smart or cause to smart; sting
  6. (intransitive) (of a fish) to take or attempt to take the bait or lure
  7. to take firm hold of or act effectively upon
  8. (transitive) informal to annoy or worry: what's biting her?
  9. (often passive) slang to cheat
  10. (transitive) often followed by for: Austral NZ slang to ask (for); scrounge from
  11. bite the dust ⇒
    See dust
  12. put the bite on someone ⇒ Austral slang to ask someone for money
 n
  1. the act of biting
  2. a thing or amount bitten off
  3. a wound, bruise, or sting inflicted by biting
  4. an attempt by a fish to take the bait or lure
  5. a light meal; snack
  6. a cutting, stinging, or smarting sensation
  7. the angle or manner of contact between the upper and lower teeth when the mouth is closed naturally
Etymology: Old English bītan; related to Latin findere to split, Sanskrit bhedati he splits

ˈbiter n
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更新时间：2025/8/1 5:26:57