Top Definition
When your girlfriend comes to bed after putting in a good 10 hour World of Warcraft shift and all you can smell is the hum of her sweaty bum from sitting in the chair for so long.
Boyfriend: Jesus christ, what the hell stinks?
Girlfriend addicted to WOW: tehehe that's just my craft bum
by Lil Nate Dawg February 23, 2009
5 Words related to craft bum

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