1 definition by michaelfishywishywish.
Shortened and somewhat corrupted pronunciation of the derogatory word 'dumbass'. Used to describe some kind of fool, or someone who's made a particularly foolish mistake, or some kind of epic fail.
Quite notably created by the infamous Dylan Basnett, along with other such words such as 'PAIN' and 'CREM'.
Quite notably created by the infamous Dylan Basnett, along with other such words such as 'PAIN' and 'CREM'.
Dylan: I thought the current prime minister was Tony Blair?
Jack: MASS Dylan! Old Blair got the boot eons ago.
Jack: MASS Dylan! Old Blair got the boot eons ago.
by michaelfishywishywish. July 21, 2010