An assassin. To assassinate. A term used to hide ones true intention.
Where can i find a Knife?
by Donkk August 16, 2007
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When you do anal with a girl and your dick is semi-flaccid.
Kyle: Dude theres spooning, forking, but theres no such thing as knifing!

Andrew: Bro i just knifed your mom last weekend!
by TheAmazingChan January 5, 2011
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A knife is a sharp utensil that is used to eat and cut through things.
I had to use my knife to eat my steak.
by Mr.ImInThere October 23, 2017
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1. A sharp object used to perform many tasks such as cutting one's wrists, performing a castration on your bitchy old neighbors, and shanking.

Tom shanked Bill with my knife, Bill castrated Mike with Tom's knife, and Mike slit his wrists via Mike's knife.
by Sherpent October 21, 2008
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When you take a shit and it feels like someone is stabbing your asshole.
Jessica: " did you just take a shit in my bathroom?'

Jerrod: " yea bitch, and it was a damn knife, im gonna be hurtin' fo days!"
by 3 lil babies February 12, 2011
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Used at the end of sentences to humorfy them slightly.
I brushed my teeth... with a knife!
I greeted my Aunt... with a knife!
I went to the library... with a knife!
Jesus brought hope... with a knife!
by Bastardized Bottomburp May 15, 2003
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A verb most commonly heard in online FPS (First-Person Shooters.) It is the act of stabbing another player or person with a knife and thus killing them instantly.
Guy:Damn, some noob came up behind me and knifed me.
by Alex the Chao September 6, 2009
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