1 definition by reallyreallyawesomeperson

Slicing the beef refers to the act of parting a women's large labia (a.k.a. "beef curtains") and inserting your penis.
"Hey dude, are you going to slice the beef tonight with what's her name?"

"I totally sliced her beef"
by reallyreallyawesomeperson April 23, 2010
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