When severe amount of alcohol are consumed, resulting in the inability to use your arms effectively.
Just been on the jurassic sesh and seen a mad lad absolutely t-rex'd

See that guy over there with the little arms, definitely t-rexing.
by Fellow t-rex March 10, 2019
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When you can't function your hands while overdosing on cocaine.
That Coke had me t-rex'd bro.
by Modiggity October 15, 2015
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