Top Definition
The woman who fills the chasm of a man's heart, voided no more due to the woman's compassion.

Crudely put, a woman who gives you orgasms.
This lady here, she's my ma'sm.
by WattleWave March 24, 2009
6 Words related to ma'sm
A man-on-man orgasm.
Oh, boy, did I masm over you last night! -Talking to male-
by SatsuSarcasm January 09, 2011
Macro assembler. Developed by microsoft.

Used to assemble assembly language 32 bit programs through the command line.
"Woot, I gotz masm32!"

by L'asd April 04, 2010

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