A sex act where the male pulls back the foreskin from his uncircumcised penis, scrapes out the dirt and crust, sniffs it, and rubs it across his partner's upper lip.
Frank gave me the nastiest dirty Goppert yesterday, now I think I have herpes!
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.