mathasaurus 

The strongest dinosaur, he might as well be god. He is 30ft tall and white. He will dunk on you no difficulty and then eat you after.

The mathasaurus is the strongest dinosaur

mathasaurus by yotengomoose August 31, 2021

mathasaurus rex 

one who likes to shriek and growl when sexually excited by math problems, sometimes waving their arms in a dinosaur-like fashion.

when jimmy began to grunt as he started the math test, there was no doubt he was a mathasaurus rex.

mathasaurus rex by winerschnitzal111 June 9, 2010

Methasaurus Rex 

term given to sketchy meth-heads in or around a city

Its about 10 til, we are driving to Carl's Jr. And we see a Methasaurus Rex, barefooted as fuck! Welcome to Redding, CA.

Methasaurus Rex by ericd000e August 31, 2010

mackasaurus

a total playa. A guy who just spits game nonstop.

-Did you see scully hitting on those sophomores last night?
-Yeah, he was being a total mackasaurus.

mackasaurus by fukgoombchicks November 10, 2009

maxasaurus 

A jewish flavored arm leg that if covered in enough ketchup doubles as an explosive nigger hat because of the orange short wet jeaned crooked talk in the horse chatter of the day because you dont want to see all of my sugar skull anuss

Hey want to go maxasaurus with me, Yeah let me grab my ketchup

maxasaurus by Dabigegg October 29, 2011

Manthasaurus Rex 

An very old gay man (70+) who is on the prowl for younger gay men (20-50) in the hopes of bedding them in exchange for lots of free drinks, food, and attention. Flashes Ben Franklins and wears an expensive watch and ring.

Well, tonight is totally dead, except for that Manthasaurus Rex in the corner gawking at you.

Manthasaurus Rex by silverdoggy March 31, 2012

Mamasaurus

Similar to a Mama Bear, the Mamasaurus will protect her little dinosaur in every way that she can. This can be anything from burning your hand on the stove to defending you from a bully at school. Mamasaurus has got your back!

You better leave me alone or my Mamasaurus is going to get you!

Mamasaurus by Missyflutterfly May 9, 2021