A derogatory term for a homosexual. Originates from Brussels street slang, circa 1990. Similar to "playing the flesh flute", this term descibes crude acts involving urine, male genitalia, and musical techique.
Frank said he was up for the concert and asked me to get him a ticket, so I did. Then, day of the concert, he's unreachable! I was pystified, but luckily I found someone else at the last minute, otherwise I'd have been stuck for $100