One who is informally educated on the anthropological study of gay men. Typically female, this expert on homosexuality pays a great deal of attention to understanding cultural behavior within the gay community. A cerebral twist on the term 'Fag Hag'.
Trendy Hipster Girl #1: So did you hear, Tom's totally into guys now!

Trendy Hipster Girl #2: I saw that one coming from a mile away. I'm pretty much a Gexpert.
by Munee Penee November 5, 2009
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