the act of vigorously masturbating while at work.
I walked into the bathroom today and someone was having themselves a welty in the middle stall.
by DeeNaaR December 20, 2019
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(adj.) One who is very eloquent in his speech, seldomly stumbles in his train of thought, and can, yes, CAN, prove the practical application of geometry to restless, sugar-high freshmen (and that, my friends, is quite a feat). He's really smart, too.
Welty as he was, the young boy wasn't able to avoid detention.
by A Welty-fan Freshman March 18, 2004
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The act of plesuring 2 males at once. Typically done with one's hands.
Dude did you see what was going on in the tree house? No man what happened? Bruh she was giving them the double Welty!
by The Welts November 5, 2014
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when you light shit on fire and throw it into a desk in an attempt to burn down a building.
Steve:"why'd the fire alarm go off today?"

Bill:"Oh this one nigga was pullin a justin welty in 1st period."
by clarence1 December 10, 2009
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