kill the cow

to finish off the last gallon of milk.

Don't kill the cow, I would like a little milk for my cereal.

by DJace92 January 11, 2012

killed the cow

Dropping some major ass. This type of fart is especially vile-smelling. As it seeps through the room its victims snap their heads back, as if slapped in the face.

Damn, man, shit. Whoever killed the cow had better get to the clinic, cause that aint right.

by JD McFlip March 31, 2005

crocodile kill cow

Violent sex in which partners bite and scratch eachother while barrel rolling and pinning each other down

I had violent crocodile kill cow with my gf last night

by Bob riestley December 05, 2013

Killing a cow with an Onion Ring

Doing something Unreasonable; trying for something that will never happen

Guy1: I'm gonna ask suzzie to the Prom
Guy2: Your just killing a cow with an onion ring dude. That will never happen.

by __Monotone__ April 30, 2018