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1.
The act of taking one hand, making it into a fist, and punching it into your other hand as an open palm. This gesture serves to instigate a fight.
1)
He saw two hoodlems on the opposite side of the steet, one holding a switchblade while the other crunced at him.

2)
The Italian with the large forehead crunced loudly as he approached his wife."Wheres mys dinners ya filthy dames", the Italian said.
by DR Urso December 06, 2007
33 6