Synonym: annihilate, destroy, end, execute, finish, murder, slaughter, slay. Antonym: save, spare. Similar words: skill, kill off, killer, skilled, will, pill, drill, spill. Meaning: [kɪl] 
n. 1. the act of terminating a life 2. the destruction of an enemy plane or ship or tank or missile. v. 1. cause to die; put to death, usually intentionally or knowingly 2. thwart the passage of 3. cause the death of, without intention 4. end or extinguish by forceful means 5. be fatal 6. be the source of great pain for 7. overwhelm with hilarity, pleasure, or admiration 8. hit with so much force as to make a return impossible, in racket games 9. hit with great force 10. deprive of life 11. drink down entirely 12. mark for deletion, rub off, or erase 13. tire out completely 14. cause to cease operating 15. destroy a vitally essential quality of or in.
n. 1. the act of terminating a life 2. the destruction of an enemy plane or ship or tank or missile. v. 1. cause to die; put to death, usually intentionally or knowingly 2. thwart the passage of 3. cause the death of, without intention 4. end or extinguish by forceful means 5. be fatal 6. be the source of great pain for 7. overwhelm with hilarity, pleasure, or admiration 8. hit with so much force as to make a return impossible, in racket games 9. hit with great force 10. deprive of life 11. drink down entirely 12. mark for deletion, rub off, or erase 13. tire out completely 14. cause to cease operating 15. destroy a vitally essential quality of or in. 
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(121) He thought he had better track this wolf and kill it.
(122) All blood products are now heat treated to kill off any infection.
(123) I didn't even get to see the fox, let alone be in at the kill.
(124) The soldiers specialized in going out in small groups, to kill with a very high degree of selectivity.
(125) All night I have been tossing and turning racking my brains to think what could have possessed the young man to kill himself.
(126) The prophets of doom who said television would kill off the book were wrong.
(127) It can be no light matter for the Home Office that so many young prisoners should have wanted to kill or injure themselves.
(128) It was in August of 1978 that the Bolton brothers hatched their plot to kill their parents.
(129) He was forced to take opium to kill the pain.
(130) Yielding himself to his feelings of worthlessness,[http://sentencedict.com/kill.html] he tried to kill himself.
(131) Like other birds of prey, it quickly moves in for the kill.
(132) It seems these ants can tolerate temperatures which would kill other species.
(133) To kill the hours while she waited, Ann worked in the garden.
(134) She tried to kill herself by jumping off a moving train.
(135) He claimed that a hit man had been paid ￡20 000 to kill him.
(136) When you kill a chicken to eat, you have to pluck it.
(137) He believes there probably was a conspiracy to kill President Kennedy in 1963.
(138) The Canadian government has retreated from a plan to kill 300 wolves.
(139) On average, two crocodiles a year end up as road kill on Florida's Highway 1.
(140) The therapist judged that Margaret had made a serious attempt to kill herself.
(141) Who would have a reason to want to kill her?
(142) "Dropping the charges has given racists a licence to kill(sentencedict.com)," said Jim's aunt.
(143) When installing electrical equipment don't take any chances. A mistake could kill.
(144) Some drugs kill off useful bacteria in the user's body.
(145) In those days, actors would kill to break into film.
(146) Murray held a gun to his head and threatened to kill him.
(147) The terrorists have seized 20 hostages and are threatening to kill one a day unless their demands are met.
(148) Tell Richard I'm going to kill him when I get hold of him.
(149) If I'm going to be sent up for killing one guy, then I might as well kill three more.
(150) The tough new measures on drug abuse are likely to be a case of kill or cure.