Top Definition
Going shirtless (men) or wearing tight or cropped t-shirts (women) for the sole purpose of showing off one's six pack.
Joe is working out in nothing but gym shorts again.

Yeah, he really likes to abertise when he pumps iron.
by Zumba gurlz October 05, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.