-Bay Area way to describe as an adjective something extreme.
My Jordans is dumass clean.
by Leemo79 September 28, 2006
Slang for Dum Ass
See Fiedler, Fiedlerism, and Fiedlerality
Fiedler: "I'm Dum Ass material, Mr. Dum Ass!"

Boss: " It's Du Mass. What A Dum Ass"
by Tim Snitcherberry December 04, 2004
The University of Massachusetts in Dartmouth.
Person 1: I graduated from DUMass.

Person 2: That seems appropriate.
by Abbietimesamillion September 13, 2006
short for dumb ass
that chick is a dumass
by hehe June 09, 2003

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