Antonym: jenny. Similar words: jacket, lumberjack, jack of all trades, backpack, adjacent, ejaculate, ACK, sack. Meaning: [dʒæk] 
n. 1. a small worthless amount 2. a man who serves as a sailor 3. someone who works with their hands; someone engaged in manual labor 4. immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted 5. a small ball at which players aim in lawn bowling 6. an electrical device consisting of a connector socket designed for the insertion of a plug 7. game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks 8. small flag indicating a ship's nationality 9. one of four face cards in a deck bearing a picture of a young prince 10. tool for exerting pressure or lifting 11. any of several fast-swimming predacious fishes of tropical to warm temperate seas 12. male donkey. v. 1. lift with a special device 2. hunt with a jacklight.
n. 1. a small worthless amount 2. a man who serves as a sailor 3. someone who works with their hands; someone engaged in manual labor 4. immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted 5. a small ball at which players aim in lawn bowling 6. an electrical device consisting of a connector socket designed for the insertion of a plug 7. game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks 8. small flag indicating a ship's nationality 9. one of four face cards in a deck bearing a picture of a young prince 10. tool for exerting pressure or lifting 11. any of several fast-swimming predacious fishes of tropical to warm temperate seas 12. male donkey. v. 1. lift with a special device 2. hunt with a jacklight. 
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(211) But why would anyone want to kill Jack? The mystery deepened .
(212) From his childhood, Jack has habituated himself to getting up early.
(213) Jack and Stephen were waiting for them on the quay.
(214) Jack was pushed out of the room by his companions.
(215) Jack walked around the hotel and was mesmerized by its sheer size.
(216) I can't concentrate any more. I'm going to jack it in.
(217) Jack is not such a fool as he's made out to be.
(218) Jack had attended these meetings as a matter of routine for years.
(219) You can play either a nine or a jack on a ten.
(220) Jack bit hard on the stick while the doctors removed the bullet from his arm.
(220) Sentencedict.com try its best to collect and make good sentences.
(221) To his credit, Jack never told anyone exactly what had happened.
(222) William hit Jack on the head and sent his glasses flying .
(223) Even well - disposed people back away from Jack when they see that ingratiating smile.
(224) The way she was coming on to Jack, I'm amazed he managed to get out alive!
(225) Come on, Jack, I'll stand you a drink if you like.
(226) Jack, my knife has hebetated, can you help me to grind it?
(227) Jack is dead above ears and often gets into trouble.
(228) Jack was as mentally alert as a man half his age.
(229) Jane sang a song with a piano accompaniment by Jack.
(230) She cast her eyes down modestly while Jack was talking about her.
(231) Jack has been estranged from his wife for over three months.
(232) She feels obliged to be nice to Jack because he's her boss.
(233) Although he was disappointed about not getting the job(sentencedict.com), Jack soon bounced back.
(234) Jack observed a look of anxiety on his brother's face.
(235) She was astute enough to realize that what Jack wanted was her money.
(236) Every man jack of them ran off and left me!
(237) Jack sat nervously shuffling the papers around on his desk.
(238) It was a long trek, and Jack and I both started to get cranky after about ten minutes.