An intense feeling of exhaustion, which leads to irrational acts of stupidity, such as sticking a giant cucumber in your pants and standing in the middle of a highway. Symptoms include fits of bizzare laughter, extreme muscle fatigue,and loss of all mental capabilities. Causes include, but are not limited to:
heavy farm work, long distance running, hanging out with your friends for too
long. WARNING: if you or your friends are experiencing "gerbs" quit working, find
shade and drink
water immediatly, or risk the effects of this terrible ailment.