Top Definition
what you do at a gym or fitness center when you and scoping out chicks and possibly trying o burn off all that beer you had on the weekend.
jock 1:so i herd you and sue broke up

jock 2: dont worry, its my aerobic activity day
by djin666 May 25, 2008
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.