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1 definition by Igmatts

 
1.
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
0 0