1 definition by Fisty McCramminhands

A man with a inverted penis or a women with a engorged clitoris.
your moms got a really big clit, i think she's got a jack in the box

went down too 138th st, looking too find myself some heterosexual intercourse "man on women love", wound up with a jack in the box. SURPRISE!!!
by Fisty McCramminhands June 10, 2007
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