Top Definition
combination of ass and nasty. When just one won't do, both have an overall
Dropping the lollipop on the bathroom floor was gross. But observing the 3 second rule and eating it was ASSTY
by bread infection October 21, 2005
A combination of the words Ass and Nasty, used in place or emphasis of the adjective "Nasty Ass."
Dude, that's nasty ass... That's ASSTY.
by TheMobiusMan August 18, 2009
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