dateosaurus rex 

noun. male or female who is a monster at dating, whether it be the same or opposite sex. They go on dates frequently with many different people. Aforementioned dates are not aware at the time of what a handful said "dateosaurus rex" can be. Usually once the date is initiated, it is too late.

Bob: What are you up to tonight man?
Adam: I got a date with that new girl, Reese.
Bob: Jesus man! You're like always out on dates!
Adam: Naw....
Bob: No man, you are totally a DATEOSAURUS REX. They have no idea what they're in for. Do they?
Adam: Usually not man, usually not.

dateosaurus rex by ressaler October 10, 2008

t-rex syndrome 

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.

t-rex syndrome by metalpizza July 10, 2006

ragasaurus rex 

someone on the rag who is a huge bitch.

becky, i know its that time of the month, but you dont have to be such a ragasaurus rex.

ragasaurus rex by stephanie and dan April 16, 2007

rapeasauras rex 

An animal in which its primary instinct is raping other animals around it. Is also a Pokemon with the primary moves of Harden, Nasty Plot, Poison Jab, and Quick Attack.

"Holy $h17 its rapeasauras rex!"
"I found a rapeasauras rex on route 33 yesterday while playing pokemon silver!"
etc.

rapeasauras rex by Bobish34 May 20, 2010

Antonosaurus Rex 

A person who doesn't want to use the Pastebin but instead writes the whole code in chat directly and this person is quite familiar with the term Hurr-Durr

Oh why won't you use Pastebin for your codes you are such an Antonosaurus Rex

Antonosaurus Rex by Juggernautic November 2, 2011

talkin bout t-rex 

Said when a conversation has drifted beyond the original topic or comprehension all together.

Friend1: "I enjoyed the movie, it had cool effects and stuff"

Friend2: "Dude, please teach me how to play popcorn on the keyboard"

Friend1: "Dude wtf, I'm talkin bout t-rex here"

talkin bout t-rex by ZT November 11, 2005

Trannysaurus Rex 

1. A tranny whose large size and/or manly features weaken the intended effect. A large, fearsome tranny.

2. The queen bitch of a social circle of trannies. The alpha shemale.

1. "You kidding? It's obvious, she's like a Trannysaurus Rex."

2. "Don't fuck with Starlinda, she's like Trannysaurus Rex around here."

Trannysaurus Rex by Spackle McCrackle January 12, 2008