Butter from another udder

Butter made from the milk of any animal other than a cow. ie, human, dog, antelope, giraffe.

Gerth: "This toast tastes funny."
Nobby: "That's 'cause I made the butter."
Gerth: "You mean...."
Nobby: "That's right baby! It's butter from another udder!!"

by Big Pimp Daddy March 21, 2011

butter the udder

The act of ejaculating on a pair of soft, supple breast

Jennifer got me so worked up from the sex, I pulled out and proceeded to butter the udder with a huge hot load.

by martin92683 February 23, 2015