locker-room

[ lok-er-room, -roo m ]

/ ˈlɒk ərˌrum, -ˌrʊm /

of, characteristic of, or suitable to conversation in a locker room; earthy or sexually explicit: locker-room humor.

Origin of locker-room

First recorded in 1945–50

locker room

a room containing lockers, as in a gymnasium, factory, or school, for changing clothes and for the storage and safekeeping of personal belongings.

First recorded in 1890–95

It takes time for behaviors, especially community-driven ones like locker-room antics, to catch up with changing social mores.

Blue Jays Suspend Yunel Escobar for Gay Slur, But That’s Not the Real Issue |Jay Michaelson |September 20, 2012 |DAILY BEAST
The locker-room may be a post-racial environment, but it is not a post-sexual one.

Sport's First Gay Superstar |Alex Massie |December 25, 2009 |DAILY BEAST
In the locker-room at the gymnasium Mr. Robey and the assistant coaches dealt praise and censure and instruction.

Left Tackle Thayer |Ralph Henry Barbour
She turned, on her way out of the locker-room, and shot a quick glance at Sidney.

K |Mary Roberts Rinehart

There was some criticism in the locker-room between halves, but Coach Driscoll found little fault, on the whole.

Center Rush Rowland |Ralph Henry Barbour
Don kept close to Tim from the time dinner was over until they reached the locker-room in the gymnasium.

Left Guard Gilbert |Ralph Henry Barbour
Did you see anything peculiar take place in the locker-room?

The Social Gangster |Arthur B. Reeve