A very larger male reproductive organ
Hey sis stay away from that guy his cock-a-saurus-REX shredded my vagina last weekend my uterus was bruised and required medical attention. (Sis looks longingly at the bulge and thinks HMMM a little dino-cock sounds pretty good.)
by bill werden May 27, 2008
When you're going down on a girl and she orgasms so hard that her arms go numb and she holds them like a T-rex.
Female- "OMG ! You are the Clit Commander! You gave me face so good I got T-rex arms!"
Male- "Yeah, that's a thing I do. I've been working out at the Y a lot lately!"
Male- "Yeah, that's a thing I do. I've been working out at the Y a lot lately!"
by WorkingattheY February 19, 2018
The condition in which a person contorts their arms into a position resembling those of T-Rex arms. Most commonly seen in heavily intoxicated individuals.
by Dan Rosato March 17, 2008
Happens when a person running (note: not a runner) runs with their arms tucked into their armpits and forgets to swing them in stride. Their arms look tiny and they look like a big goofy T-Rex.
Wow, that poor guy clomped by with t-rex syndrome. I could hear him from the other side of the street.
by metalpizza July 11, 2006
guy 1: hey, paul said you were feeling melancholy yesterday
guy 2: i dont know what that means... i was sad yesterday
guy 1 :well... thats what he said. it pretty much means sad
guy 2: paul is such a fucken tyrannothesaurus rex
guy 2: i dont know what that means... i was sad yesterday
guy 1 :well... thats what he said. it pretty much means sad
guy 2: paul is such a fucken tyrannothesaurus rex
by anthubc2010-tyrano October 08, 2010
Your favorite dinosaur friend who is always there for you! She always makes you feel better when your sad and always smiles! It's also a cute nickname for her!
by DinoNation November 10, 2016
When some who holds the steering wheel of their car so close to their bodies that their arm position resembles that of a Tyrannosaurus' puny arms.
by King Dar January 08, 2010