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The scabs and patches of dead skin resembling carpet burns that appear on your penis after excessive wanking.
Guy 1- "Dude, yesterday I tried showering, but the soap stung my doodle so much."

Guy 2- "Oh yeah? Weird... why is that?"

Guy 1- "I got bored over the weekend and got fap burn after jerking off so much.

Guy 2- "Too much info there, buddy.."
by Cinanymous September 21, 2010
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The term used when an excessive masturbator whom knows no bounds creates so much friction between his hand and his member that his palm burns.
John: Oww, my hand still hurts from yesterday..
Bill: What happened?
John: I got fapburn..
Bill: You should probably masturbate slower, or even better, less.
by Fantastical Fapperisms November 20, 2009
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When you palm of your hand turns red after madterbating too much
Fuck! My hand is all fap burnt
by Vicky_R October 09, 2016
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