Top Definition
A naughty astronaut that explores the vast depths of one's ass.
A faggot.
For another definition of Anal Astronaught, please see booty pirate.
by Alexand October 10, 2006
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.

×