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单词 crank
释义

WordReference Random House Learner's Dictionary of American English © 2024
crank1 /kræŋk/USA pronunciation   n. [countable]
  1. Mechanical Engineeringan arm or lever for imparting motion to a rotating shaft.
  2. Informal TermsInformal. a bad-tempered, grouchy person:an old crank.
  3. a person who has strange ideas or who supports bizarre causes:had to deal with all sorts of cranks among the public.

v. 
  1. Mechanical Engineering to rotate or move (something) by means of a crank:[+ object]cranked the window open.
  2. Automotiveto start (an engine) by turning the crankshaft: [+ object]I tried cranking the engine but it wouldn't start.[no object]The engine cranked until the battery wore down, but it still wouldn't start.
  3. crank out, to produce a large number of (something) in a mechanical way: [+ out + object]managed to crank out two bestsellers within a few months.[+ object + out]She could really crank them out in a hurry.
  4. crank up,
    • [no object] to get started: The new theater season is cranking up with a gala benefit.
    • [+ up + object] to stimulate or produce: to crank up enthusiasm for a new product.

adj. [usually: before a noun]
  1. of, relating to, or done by an unbalanced person: a crank phone call.

WordReference Random House Unabridged Dictionary of American English © 2024
crank1  (krangk),USA pronunciation n. 
  1. Mechanical Engineering[Mach.]any of several types of arms or levers for imparting rotary or oscillatory motion to a rotating shaft, one end of the crank being fixed to the shaft and the other end receiving reciprocating motion from a hand, connecting rod, etc.
  2. Informal Termsan ill-tempered, grouchy person.
  3. an unbalanced person who is overzealous in the advocacy of a private cause.
  4. an eccentric or whimsical notion.
  5. a strikingly clever turn of speech or play on words.
  6. [Archaic.]a bend;
    turn.
  7. Drugs, Slang Terms[Slang.]the nasal decongestant propylhexedrine, used illicitly for its euphoric effects.
  8. Automotivea crankshaft.

v.t. 
  1. to bend into or make in the shape of a crank.
  2. to furnish with a crank.
  3. Mechanical Engineering[Mach.]to rotate (a shaft) by means of a crank.
  4. Automotiveto start (an internal-combustion engine) by turning the crankshaft manually or by means of a small motor.
  5. Automotiveto start the engine of (a motor vehicle) by turning the crankshaft manually.

v.i. 
  1. Automotiveto turn a crank, as in starting an automobile engine.
  2. [Obs.]to turn and twist;
    zigzag.
  3. crank down, to cause to diminish or terminate:the president's efforts to crank down inflation.
  4. crank in or into, to incorporate as an integral part:Overhead is cranked into the retail cost.
  5. crank out, to make or produce in a mass-production, effortless, or mechanical way:She's able to crank out one best-selling novel after another.
  6. crank up, [Informal.]
    • to get started or ready:The theater season is cranking up with four benefit performances.
    • to stimulate, activate, or produce:to crank up enthusiasm for a new product.
    • to increase one's efforts, output, etc.:Industry began to crank up after the new tax incentives became law.

adj. 
  1. unstable;
    shaky;
    unsteady.
  2. of, pertaining to, or by an unbalanced or overzealous person:a crank phone call; crank mail.
  3. British Termscranky1 (def. 5).
  • Middle English cranke, Old English cranc-, in crancstǣf crank (see staff1) bef. 1000
crankless, adj. 

crank2  (krangk),USA pronunciation adj. [Naut.]
  1. Nautical, Naval TermsAlso, cranky. having a tendency to roll easily, as a boat or ship;
    tender (opposed to stiff).

n. 
  1. Nautical, Naval Termsa crank vessel.
  • 1690–1700; probably to be identified with crank1, but sense developement unclear; compare crank-sided

crank3  (krangk),USA pronunciation adj. [Brit. Dial.]
  1. British Termslively;
    high-spirited.
  • Middle English cranke, of obscure origin, originally 1350–1400
crankly, adv. 
crankness, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
crank /kræŋk/ n
  1. a device for communicating motion or for converting reciprocating motion into rotary motion or vice versa. It consists of an arm projecting from a shaft, often with a second member attached to it parallel to the shaft
  2. Also called: crank handle, starting handle a handle incorporating a crank, used to start an engine or motor
  3. informal an eccentric or odd person, esp someone who stubbornly maintains unusual views
  4. US Canadian a bad-tempered person
vb
  1. (transitive) to rotate (a shaft) by means of a crank
  2. (transitive) to start (an engine, motor, etc) by means of a crank handle
  3. (transitive) to bend, twist, or make into the shape of a crank
  4. (intransitive) obsolete to twist or wind

See also crank upEtymology: Old English cranc; related to Middle Low German krunke wrinkle, Dutch krinkel crinkle
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