I no longer have lower back pain during workouts now that I've switched to using an exerbent instead of a regular exercise bicycle.
by SexDrgsPoker February 22, 2008
Get the exerbent mug.
Man 1: Dude where'd you get such huge biceps?

Man 2: I do some exerbating everyday.
by j-cho June 11, 2010
Get the exerbating mug.