1 definition by 99jackie

Top Definition
Describing something that is either way too happy, or just so stupid its unexplainable.

Also can be used as a term for someone's personality.

(Not to be confused with Gay, it does not mean homosexual)
Jackie and Meghan put on their Gii faces.

That picture is Gii!
#happy #personality #stupid #stress balls #dumbledore
by 99jackie January 19, 2011
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