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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(31) The lion made a quick kill.
(32) Why did she kill her husband?
(33) He tried to kill himself with sleeping pills.
(34) Only a monster could kill all those women.
(35) for two pins used to say that you would like to do sth, even though you know that it would not be sensible: I'd kill him for two pins.
(36) Hitler's original plan was to kill off all the German Jews.
(37) He produced a hand-written list of nine men he was supposed to kill.
(38) If I had known my life was going to turn out like this,[http://sentencedict.com/kill.html] I would have let them kill me.
(39) The hijackers threatened to kill one passenger every hour if their demands were not met.
(40) This gun is designed for one purpose—it's basically to kill people.
(41) The way we kill animals appals a lot of people.
(42) Don't kill yourself trying to get the work done by tomorrow. It can wait.
(43) My mother will kill me when she finds out what I've done.
(44) The court heard how she and her lover hatched a plot to kill her husband.
(45) Neanderthal man was able to kill woolly mammoths and bears.
(46) We played cards to kill time until the bus came.
(47) These are the cells that directly attack and kill micro-organisms.
(48) These flowers kill easily.
(49) They decided to kill themselves rather than suffer a worse fate at the hands of their enemy.
(50) Patriotism is the willingness to kill and be killed for trivial reasons. Bertrand Russell 
(51) Unfortunately[sentencedict.com], pesticides kill off beneficial insects as well as harmful ones.
(52) This murderous lunatic could kill them both without a second thought.
(53) He witnessed to having seen the accused kill the boy.
(54) Some birds hover when they look for animals to kill on the ground.
(55) In the movies guns kill people instantly, but it's not like that in real life.
(56) These figures kill off any lingering hopes of an early economic recovery.
(57) This is a torturous, agonizing way to kill someone.
(58) Is it humane to kill animals for food?
(59) 'I'll kill you for that,' he roared.
(60) She schemed to kill him with poison.