Top definition
One who is exhibiting cunt-like behaviors to an extreme degree, such as being an intolerable bitch and/or extraordinarily slutty. The invocation of such a word also likens the cunt to a humongous, slobber-slinging, flesh-eating dinosaur, which is, in fact what a cunt is.
Pimp, "Shut up, bitch! You be ackin' like a cuntosaurus."
Prostitute, "ROAR!"
by Ashley Hoffa September 09, 2007
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2
A dinosaur with the face of a female cunt
The cuntosaurus was was wacking off with lotion but instead of wacking his lower area it was rapidly jerking its cunt face
by DJ Rectum December 23, 2016
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3
a female who is a bitch and cunt
Virginia sue is such a cuntosaurus for not wanting to pay child support
by custodiodadosaurus January 23, 2013
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