Top Definition
derived from the word gashdem (girl) and waste (to chat shit). therefore its a girl that chats shit and that no1 likes. they are usually wannab gangsters and wear trackies with lots of makeup and try to act hard.
Wastegash: Yes braaaaaap i'm reppin the endz and north weezy for life. hold tite all the mandems and gyaldems.
Aggy: Wow what a wastegashdem
Ahmad(the klest motherfucker alive): Ye Bitch
by ahmad23232 April 12, 2007

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