Assasaurus 

A gay dinosaur.

The paleontologist unearthed a fossilized bone in the rectum of a dinosaur and realized he had discovered an Assasaurus

Assasaurus by Hogindas August 1, 2015

Assasaurus 

A dinosaur with an abnormally large ass; also can be a name for an asshole or one who is being an asshole.

"Goddamn you are being a total assasaurus!"

Assasaurus by nunnya business April 30, 2008

assasaurus rex 

A woman with an ass so big that it looks like it's own person.

Guy 1: Damn she gotta FAT ass, she got a dounk
Guy 2: Naw man that's an assasaurus rex right there

assasaurus rex by kdakid May 26, 2009

Awkasaurus 

1. (noun) A situation that is not just an awkward situation, but an incredibly, uncomfortably awkward situation. Awkwardness to the extreme.

2. (also noun) The Awkasaurus is a creature that thrives off of extremely awkward situations. It's main goal is to make things more awkward. It does not have a roar, it instead only ever uses a mating call, which sounds like, "Rawgreramaassrkrrr!"

1. Sarah: "This is my associate, Mr. Osaka."

Gary: "Oh! Konichiwa!"

Alexander: "I'm from Nebraska..."

Sarah: *thinking* Ooh... That's a big ol' Awkasaurus.

2. *watching a movie with a friend*

*parents walk in on the one sex scene*

Awkasaurus: *lurking in the corner* "Rawgreramaassrkrrr!!"

Awkasaurus by nightfog23 August 12, 2011

Cassasaurus 

a breed of dinosaurs that have emerged from the california coast in recent years that live life as a normal person, but are truly a dinosaur and have dinosaur-like tendencies. most ofteen named Cassandra or Cassie. latin name: cassamasaurus

Have you seen my friend cassasaurus? She has a red hair/mane and likes to eat leaves and meat

Cassasaurus by freakydeaky451 May 17, 2011

awkasaurus rex

General manly behaviour that is so awkward even dinosaurs would sideways cat you for behaving this way.

In other words like awkward turtle.. But manlier.

Guy: Check out his dance moves, so awks
brohemo: he's doing the awkasaurus rex
random lady: ain't nobody got time for that

awkasaurus rex by chaboisamye November 30, 2015

aggasaurus rex 

the form of being agger than agg, ultimate agg, an agg dinorsaur, also look at agg

Man did you see john do that run through? He's an aggasaurus rex!

aggasaurus rex by Davo Kanavo February 12, 2007