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A. A word used to describe the act of exiting a room or saying goodbye. A mash up of the phrase "Alright then fool, late". Made popular by King Sancho Fantastic and his friends.

B. A word synonymous with the phrases "Fuck off, Fuck you, You suck, or Go to hell!"

A. "Yo. Im about to head out to JP's to watch the fight. You wanna come with??"

"Nah dude. I got homework"

"I'll hit you up later then, aightthenfoollate!"

"For sure, aightthenfoollate"

B. "The Lakers won't win the championship this year."

by Sancho Fantastic December 27, 2008
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