How a girl acts when she's on her period. Whiny, bitchy, mean, cranky and sure to bite your head off if you get in her way. Just like I imagine a little baby T-Rex would be.
by ChanningTatumisHOT September 3, 2013

A house pet that is extremely loyal to its owner. It has four legs and can differ in color. It is totally not called a dog.
T-rexes are mans best friend
by ser see swee February 3, 2021

"Hey john what your girl say about your fisting last night?"
"Maaaaan she said i didn't fist the pussy good enough"
"Damn bro you fist like a T-Rex?!"
"Maaaaan she said i didn't fist the pussy good enough"
"Damn bro you fist like a T-Rex?!"
by suckingdicksince1999 March 5, 2015

when you have a dildo up your asshole and not vagina. this is often used when lap dancing a older gentleman who can’t get it up again.
by nicki_minaj_fan May 15, 2025

When your getting a blowy and you nut and they keep going and your arms go flailing and you make noises that sound like a retarded T-rex
by Confused_Cephalopod June 25, 2025

by L. Oh L. October 7, 2022
