A woman who is so evil that if she existed during the time of the dinosaur, she would have survived extinction through sheer hatred for anything that might live.
My boss is an evil souless cuntasaurus rex
by daonocto August 19, 2010
Get the cuntasaurus rex mug.
A large and or scary looking woman who is rude, or "cunt-like" in nature
Yeah, she is pretty much a cuntasaurus rex for saying that to him.

That girl mean! Like a cuntasaurus rex
by npizzle March 9, 2009
Get the cuntasaurus rex mug.
Dayum! That boy loves his pussy! Right cuntasaurus rex he is...
by Madz141 February 21, 2007
Get the cuntasaurus rex mug.