Abbreviation for "Up The Butt Club", a slang term for a homosexual.
"Jim was feeling fine until he found out Hank was a member of the UTBC."
بواسطة ChelseaT فبراير/شباط 11, 2008
Utbc = Used to be called.
I utbc Carl, but now I'm known as Carlos.
بواسطة bcsw مارس/آذَار 21, 2009