Top Definition
When in loathing with someone or just a fit of spazmatic rage, you proceed to vomit ("up-chuck") in the offenders face followed immediately by a swift punch to the face.

Also: knuckle-chucked, knuckle-chucking
Ted was being such a d-bag yesterday that without really thinking I knuckle-chucked that punk.
by PiratesLifeForMe_AAR April 18, 2008
6 Words related to knuckle-chuck

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