Top Definition
An obese girl's pussy.
Be careful if you're going to plunge into that sponge cake tonight, I heard Jeff nearly suffocated in one last week!
by Oneironauts March 07, 2014
when a girl gets fucked repitidaly thro the week and sponges it all out and makes cup cakes out of it and feeds it to random people on the street.
i think i just ate a sponge cake?
by lestor the molestere November 29, 2010
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