:A condition in which somebodies wrists apear to be glued to their chest with there fingers streched out in all different directions. Often accurs with the mildly retarded or with people who just pretend to be.
"Did you see that crazy guy with the T-rex arms."
"Dude he was pretending."
by Michael grundlefiner May 16, 2007
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A person, who's slightly shorter than normal arms make normal activities difficult. Also occurs when one's arms are significanly shorter that their partners, resulting in frequent resquests for assistance.
When laying in bed... Honey could you turn the lamp on, my t-rex arms wont reach.
by Cayman47 December 05, 2011
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'T-Rex Arm' :

When laying in bed cuddling your partner, and one arm gets trapped under both bodies/pillow rendering it useless, it is 'T-Rex Arm', i.e completely void of movement and use.Thus, similar to a Tyrannosaurus rex's arm.
Girl- Hey Todd, pass me the remote

Boy- I Can't i've got T-Rex Arm!
by P-Master-T June 01, 2009
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the way you have to contort your arms together at your chest when trying to work on your laptop on the airplane and the person in front of you leans their seat all the way back.
There's so little room when that bitch in front of me reclines her seat that I have scrunch up my arms to my chest like t-rex arms just to get some work done on my laptop.
by Laptop Junkie November 15, 2010
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This is the result of ataxic cerebral palsy. A person with this birth defect has one or two small and withered arm resembling the arm of a tyrannosaurus rex.
Wow did you see the t-rex arm on that chick????
by lowtarsmokenfool June 29, 2010
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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 06, 2019
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A symptom after getting the Covid Vaccine.
I got my covid vaccine yesterday and I cant lift my arm high. Totally have T-Rex arm
via giphy
by Killrek May 11, 2021
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