Top definition
Any person that is commonly considered lame, annoying, ugly, or just unwanted.
Jim: So John won't stop bugging you, huh Nick?
Nick: Yeah, he's such a crustabust.
by Jimnastix July 20, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug