A locker room or shower where guys see one another naked.
I love to frequent the tea room at the University if Kansas because the regular guys using the gym share the same showers as all of the straight boys on the swim team.
a public men's restroom used for homosexual activity
That faggot wanted to take me to a tea room.
A place for a form of quick sex, usually in public places such as restrooms.
Humphreys concluded that heterosexual men were also using the tearooms for a form of quick sex. (Sociology, "A down-to-earth Approach" p.27, James M. Henslin)