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1.
During anal intercourse you pull out very quickly and pour a half gallon of milk inside of the female. You then proceed to get a straw and enjoy some ice cold butt milk. For chocolate milk have the female defecate and stir the milk in.
So I was railing Katie G. and I pulled out, poured in some 2%, and had a delicious glass of Butt Milk.
by pcity January 29, 2008
 
2.
The substance that drips from the anus after ejaculation during anal intercourse. It is sometimes consumed with a straw.
Felicia giggled as the buttmilk trickled down her thigh.
by One87 May 02, 2003
 
3.
(n) Dutch product made from buttjuice, secreted from buttudders, made into buttcheese.
Hey, this buttmilk that's about to be made into buttcheese from my buttudders is really tasty! Try some!
by Anthony Negrete March 14, 2007
 
4.
During anal intercourse you pull out very quickly and pour a half gallon of milk inside of the female. You then proceed to get a straw and enjoy some ice cold butt milk. For chocolate milk have the female defecate and stir the milk in.
So I was railing Katie G. and I pulled out, poured in some 2%, and had a delicious glass of Butt Milk.
by Zach Ken January 27, 2008