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Term use used to convey a sense of disbelief or extreme joy...
Term was orignally coined by Chris Mantzanas in the mid 90's.
Chris: I just found a 20 dollar bill.
Dec: Maaaiiin! Lucky dog!

Chris: I lost $20 at the track.
Dec: Maaaiiin. tough luck.
by Chris Mantzanas August 23, 2007