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noun.
a term that describes a Lady Gaga fan from any walk of life.

adj.
1) It may refer to anything with a characteristic love for spandex leaotards, mask-like sunglasses or any other all around flamboyant fashion choice.

2) In the context of hair styles it may reference a heavily bleached blonde color or a heavy blunt bang.
"Holloween night produced a record number of gagaians this year."
by Jedge November 24, 2009
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