It's when a guy is banging someone in the butthole, they cum inside, then yank their cock out really fast, causing the butthole to pop out. After this, you milk the exposed butthole into a cup and make the other person drink it.
Susie ate tacos the other day..... when I gave her the butt cow, she threw up olives and lettuce everywhere, so I said "bitch, clean this shit!" I haven't given her the butt cow ever since
by E FeAzY August 31, 2007
by henry December 14, 2003
"That girl looks nothing like me! Sure, we both have the same complexion and hair color, but she has a cow butt and I have more of a bubble butt."
by chemiz April 25, 2014
A person who is a bully and talks about people because their insecure about their Giant Ass Blublery Selves.
Meanie Butt moo moo cow: Your a fag
Person who is fag :Well your a Meany Butt Moo Moo Cow
Meanie butt moo moo cow: NOOOOO!!! *starts to cry*
Person who is fag :Well your a Meany Butt Moo Moo Cow
Meanie butt moo moo cow: NOOOOO!!! *starts to cry*
by TattertotPandah March 28, 2010
by x3 Amannnda May 09, 2006