| 单词 | jack |
| 释义 | jack 1. n. & v. --n 1. a device for lifting heavy objects, esp. the axle of a vehicle off the ground while changing a wheel etc. 2. a court-card with a picture of a man, esp. a soldier, page, or knave, etc. 3. a ship's flag, esp. one flown from the bow and showing nationality. 4. a device using a single plug to connect an electrical circuit. 5. a small white ball in bowls, at which the players aim. 6. a = JACKSTONE. b (in pl.) a game of jackstones. 7. (Jack) the familiar form of John esp. typifying the common man or the male of a species (I'm all right, Jack). 8. the figure of a man striking the bell on a clock. 9. sl. a detective; a policeman. 10. US sl. money. 11. = LUMBERJACK. 12. = STEEPLEJACK. 13. a device for turning a spit. 14. any of various marine perchlike fish of the family Carangidae, including the amberjack. 15. a device for plucking the string of a harpsichord etc., one being operated by each key. --vtr. (usu. foll. by up) 1. raise with or as with a jack (in sense 1). 2. colloq. raise e.g. prices. Phrases and idioms every man jack each and every person. Jack Frost frost personified. jack in (or up) sl. abandon (an attempt etc.). jack-in-the-box a toy figure that springs out of a box when it is opened. jack-in-office a self-important minor official. jack of all trades a person who can do many different kinds of work. jack-o'-lantern 1. a will-o'-the wisp. 2. a lantern made esp. from a pumpkin with holes for facial features. jack plane a medium-sized plane for use in rough joinery. jack plug a plug for use with a jack (see sense 4 of n.). Jack tar a sailor. on one's jack (or Jack Jones) sl. alone; on one's own. Etymology: ME Iakke, a pet-name for John, erron. assoc. with F Jacques James 2. n. 1. = BLACKJACK(3). 2. hist. a sleeveless padded tunic worn by foot-soldiers. Etymology: ME f. OF jaque, of uncert. orig. |
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