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4. wush
The combination of the last name of a guy named curtis (Wu) and a girl with the initials SH. Hence, making the name Wush.
Have you guys seen wush around lately?
1. wush
A friend who hangs around your place far too often and for far too long, using all your stuff even if you're not there. Someone to whom you'd often say "Why U Still Here"
Junk: Nicky J was in my room this morning when I left for class. Four hours later he's still there playing NBA 2k11.

Jowl: Yeah dude, he's a wush.
2. wush
To roll up your car windows at stoplights so that other drivers can't hear the embarrassing song on your radio or hear you sing.
Although it was hot out, I wushed at stoplights so that the other drivers could not hear my Barry Manilow CD
3. wush
(Rhymes with "Bush") A Pittsburgh dialect word for "wash." Apparently most common around Lawrenceville. Other areas of Pittsburgh generally use "warsh" or "worsh."
"y'inz wushed up for supper yet?"
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