Sickasaurus Rex 

Somebody that is extremely awesome. It should not be confused with sick which is not as good.

You see that guy play hockey? He's a sickasaurus rex.

Sickasaurus Rex by gMoss the orig sickasaurus rex December 20, 2008

stinkasaurus rex 

When a Person comes into the office or elevator wearing way too much cologne or Perfume.

Sheesh who's fuming up the office "stinkasaurus rex " strikes again!

stinkasaurus rex by Topazangel71 May 27, 2016

suckasaurus-rex 

a situation or person that really, really sucks.

You failed at life? Suckasaurus-rex!
Your boyfriend dumped you - what a suckasaurus-rex!
You wiped out my hard drive? you are such a suckasaurus rex!

suckasaurus-rex by Joyful, Joyful January 10, 2008

Sigmasaurus-Rex 

A synonym for the term sigma

Nick is the sigmasaurus-rex as he has the most rizz on the planet

Sigmasaurus-Rex by CoolShark1413 March 30, 2025

Sigmasaurus Rex 

A synonym for the term sigma. Often used as something even better than sigma

Nick is the sigmasaurus rex as he has the most rizz in the state

Sigmasaurus Rex by CoolShark1413 March 30, 2025