Dookie Knife

Taking one's thumb and forcefully stabbing another person in the butt with it when they least expect it while yelling the word Dookie Knife.

"I snuck up behind my girlfriend and gave her a "Dookie Knife" causing her to slap me."

by UncleTater83 April 4, 2008

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insta-knife

The act of knifing while in insta-kill in a game of Nazi zombies in Call of Duty World at War

I just totally insta-knifed that zombie and his brains were everywhere!

by BarryMcCockiner April 5, 2009

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to kidnap someone at knife point, then proceed to take them hostage, threaten, rape, or in some cases, kill them.

Nobody knows to this day if Jack the RIpper tried to knife-jack his victims or if he used more subtle forms of psychological manipulation on them before killing them.

if you want to learn how to knife-jack someone, your best bet would be to talk to someone like Jack the Ripper.

by Sexydimma March 5, 2015

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kirby with a knife

Kirby with a knife is Kirby with a fucking knife

“Yo I’m scared...”
“Why?”
“Because Kirby with a Knife is gonna fucking kill me 😰”
“Ooo shit”

by Alexthepianoboi November 20, 2019

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shit knife

A knife kept in the bathroom to cut up turds too large to flush.

I keep my shit knife in the bottom drawer next to the toilet in case you need it.

by johnknotabuc April 15, 2019

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Trench Knife

A female that someone dates or marries. That turns into a complete whore. Then tries to gut the individual financially. Comparable to the trench knives used in world war one. Either by marriage or child support for no reason.

Did you hear about Jake the poor guy, got caught up with a trench knife he had to sell his house and boat.

by BadgerAutopsy December 15, 2019

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