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
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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