1 definition by Masonlolkthx

Top Definition
Person who acquires XBOX 360 console games for the soul purpose of getting all of the achievements for that game to gain gamerscore.
Dude, have you seen nick's gamerscore? It is hella high.

yeah, he is such a fuckin' achievement whore.
by Masonlolkthx November 05, 2007

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