Top definition
The unflattering accumulation of fat on a man's pecs. Nega boobs are unlike manboobs because they are always caused by fat.
Wow, Louis, your working out is paying off... You've got nega-boobs no more!
by Nazzy Wazzy April 10, 2008
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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