A term used to describe fishing for chicks (looking to pick up). Can also be used as a insult (see example).
by pseudonym stevil March 26, 2009

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

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 April 1, 2011

by muoio April 28, 2011

by why are the all taken1589 May 16, 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 25, 2009

by t-rexy April 21, 2014
