A dinosaur that is in the shape of a penis and likes to give a lot of pleasure to both females and males because the dinosaur is transgender so it likes males and females
by Ava’s vape buddy November 11, 2017
The term given to anyone that has been trying to get with a girl for centuries and when he finally did he got an STD, therefore making him a Semiphorous Rex
Reid Smith never had a girlfriend until that fat bitch Jackie came along and transformed him into a Semiphorous Rex
by Odyssey of the uterus September 24, 2003
by muoio April 11, 2011
The scariest dinosaur was probably lameasaurus rex, since it was the most powerful meat-eater. a giant raptor 50 feet long, with a huge killer toe and hand claws and sharp teeth.
person 1..so what do you think of rawraserous rex?
person 2..it is pretty lame. lameasaurus rex is intense!!!
person 2..it is pretty lame. lameasaurus rex is intense!!!
by christopher12222 March 16, 2011
by why are the all taken1589 May 17, 2019
(Noun) the creature that appears in the humid, semi-tropical region of the female groin during "that" time of the month- leaving a ferociously bleeding vagina after feeding.
Hey Tom, whats wrong with your wife? "Oh hell, she was attacked by the BLEEDOSAURAS REX last night, there was so much blood, I'll probably have to burn the sheets again."
by DMSquared April 26, 2009
by t-rexy March 14, 2014