Top Definition
A geriatric hippie, usually of the male gender. A male baby-boomer adorned with gray, thinning ponytail on otherwise bald crown.
That Grateful Dead concert really brought the gerpies out of the woodwork.
by AkachochinMan November 04, 2009
Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×