Top definition
Noun or verb
The act of a male attempting to insert his flacid member in an orifice (usu. a vagina) by clamping the penis at the base and stuffing
As a noun:
I couldn't get it up last night, so I just gave her the mongolian beef.

As a verb:
After ingesting mass amounts of liquor and uppers, Bob could only mongolian beef his girlfriend.
by Wikidick April 26, 2006
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