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A person that proclaims something is not as awesome or marvelous as it seems when it most definitely is.
Billy, "Man, I just had a 3-some with these 2 smokin' babes last night!"

Robby, "Killer!"

Andy, "Big deal"

Robby, "Andy why do ya' got to be such a gravy fucker all the time?"
by Yosted March 12, 2009
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