1 definition by theirondrummer

when someone who is ridiculously skinny but still looks ripped when flexing, see capnoawesome vid "skinnybuff"
dude 1:my bro is a skinnybuff
dude 2: what do you mean?
dude 1: hes 5'8, 100 pounds, but he still looks jacked when he flexes
by theirondrummer September 15, 2008
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