Top definition
1) A person obsessed with metal work involving welding and torch cutting.

2) A person who likes to chip hot slag off fresh welds with no face shield.
Did you see that amorphous, strange, bat sculpture Ted was welding? That slag monkey wasn't even waiting for his welds to cool before chipping off the slag, I think he has second degree burns on his face and I swear a piece of slag flew up his nose.
by Thrax Secutores May 24, 2011
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