The T-REX

something that is done where both arms are bent upwards to the face to show the appearance of short arms; most people experience this around weirdos or during sex.

I accidentally did the T-Rex last night when i was with Sandra.

by huuurbigggurrrrd October 9, 2017

Spastic T-rex

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

Bro I was getting some sloppy last night and she made me do a spastic T-rex shit was insane

by Confused_Cephalopod June 25, 2025

T-Rex head

When someone’s really aggressive but have nothing to back it up like the noble T-Rex’s stubby arms. Also they might bite you.

Wow did you see Grace the other day when she couldn’t win the fight she bit her, what a T-Rex head.

by Not Fergal. February 6, 2023

T Rex Arms

Physically weak individual, a person who wouldn’t be able to carry you if you got shot in a firefight.

You looked like T Rex Arms out there when you attempted over and over to buddy carry that guy.

by LilpumpPoopdollar April 6, 2019

T-rex Helicopter Spinning Blowjob

a sexual act in which a woman dresses in a T-rex costume and places herself on the spinning blades of a helicopter. the helicopter then does a flip dive so that the woman is upside down and she can insert the mans penis into her mouth as she spins

damn she gave me the best t-rex helicopter spinning blowjob after her kindergarten graduation

by Big Dick Uncle Joe November 1, 2022

Pet T-Rex

A slang term for the male penis

Joe: Yo I heard that Seth got quite the Pet T-Rex

Bill: Nah his dick is small for his size

by xGreen January 14, 2020

T. rex arm

Kid with a fucked up arm to where it’s like a T. rex arm.

Look at that retard with the fucked up arm nigga got a T. rex arm!

by L. Oh L. October 7, 2022