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2 definitions by Ktsue

A sorority girl who gives it up quite easy; a sorority slut
Oh my god he's with her, she's a total sorostitute
by Ktsue September 01, 2005
A guy who cheats or doesn't treat his girl w/ respect; the lowest of the low; draggin' the floor
I saw ryan at the club w/ Julie and he told katie he was going out w/ his friends, what a ratball!!
by Ktsue September 16, 2005