1 definition by Igmatts

Top Definition
Ass in seat time. Experience, especially as it relates to motorsports.
"Hey old man there is no way you're going to be able to wheel that stock jeep through those heinous rocks!"

"Oh yeah n00b? I got some serious AIST, Hold my beer, your about to be pwned!"
by Igmatts July 10, 2008

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.

×