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• locker room
  locker room

  noun

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

  adjective

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

locker room

¹ American  

noun

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

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locker-room ² American  

[lok-er-room, -room] / ˈlɒk ərˌrum, -ˌrʊm /

adjective

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

   locker-room humor.

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Etymology

Origin of locker room¹

First recorded in 1890–95

Origin of locker-room²

First recorded in 1945–50

Example Sentences

A teammate called out the second-year quarterback online, and the Giants locker room reportedly addressed the aftermath internally to help cool the tensions.

From The Wall Street Journal • Jun. 9, 2026

Just one game from returning to the locker room with a spot in the third round, he fell apart.

From The Wall Street Journal • May 28, 2026

Just five minutes before the final, a tearful Wawrinka was shaking with nerves in the locker room, and he declared he was "completely empty" after the gruelling showpiece.

From BBC • May 25, 2026

A chorus of boos from the sellout crowd at Honda Center chased the Ducks to the locker room after the second period.

From Los Angeles Times • May 9, 2026

He thought for a moment about the universality of the locker room experience.

From "The Great Santini" by Pat Conroy