Top Definition
When one reaches orgasm while having anal sex. Anasm can be achieved through the penetration and/or stimulation of the sphincter anii or anus, for both giver and receiver.
I finally reached glorious anasm when she moved her butt like a mare in heat!
by Bertobato December 06, 2007

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.