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When you secretly plant pubic hair (preferably from the crotch area) into an unwrapped ding dong, wrap it back up as though it has never been unwrapped, and give it to a deserving douchebag to unknowingly eat.

also used as an insult to call someone.

abbreviation: cunkmuff
1) We just gave the birthday boy the last ding dong, but little did he know it was really a cunkmuffin!

2) shut the hell up you cunkmuffin!
by LeJon July 30, 2009
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