1 definition by JSwanson1025

Top Definition
BMM is the acronym for beat my meat.

Also see BYM
Guy 1: Man, I'm so stressed out. I need a release. I'll just see how fast I BMM.

Guy 2: BMM?

Guy 1: Beat my meat!

Guy 2: ROFLCOPTER! Have fun with that...O.o
by JSwanson1025 April 28, 2009
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