A combination of the terms cum and sex, this word refers to when two or more individuals have penetration, either oral, vaginal, or anal, and it involves the ejaculation fluid of a male reproductive system, otherwise known as semen or cum.
a dumbass: can two people with uterussy have cumsex?
some fruckboy name joshanathan who's probaly the king of cumsex: no you bitchwhore, they can't semenize. unlike what i did anal-wise to your dad last night!
A slang term for middle school boys, or in rare cases, actually funny individuals, who doesn't know that females have 3 holes.
dude 1: how was i supposed to know that girls could have an uterussy, AND a bladder?
dude 2: WHAT THE FUCK IS AN UTERUSSY?