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

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.
by huuurbigggurrrrd October 9, 2017

When you see someone you don't particularly want to see, you freeze in place and stand perfectly still and, by some miracle, they walk by without noticing you.
"I was in a bar when I saw the girl I just ghosted walk toward me. I couldn't ditch, so I T-Rexxed and she walked right by me. Dude, it don't know how, but it works!"
"I saw my boss walking toward me down the hall, I instantly T-Rexxed and it was like I vaporized.
"I saw my boss walking toward me down the hall, I instantly T-Rexxed and it was like I vaporized.
by Vesper47 September 21, 2022

Used in Construction: when you’re in a tight space not being able to move your arms trying to do a job.
by Thatscrazybuddy July 18, 2022

This is the act of sticking out your arms like a T-rex when attempting to hug a person you might not know well. It makes for an extremely uncomfortable greeting. This is especially true when one of the people involved in the creating is not a "hugger."
This lady at work tried T-Rexing me this morning! I was like "you don't know me!!" She had to step off me, I only met her once before and I'm not a hugger!! I am not a hugger!
by Beenizzle August 25, 2017

Using a water activated growing dinosaur as a tampon then smacking someone with it once it's fully grown and filled with blood
by Xanthern August 7, 2018
