barrack-room
he's a barrack-room lawyer

billiard
billiard room

burst out
he burst out of the room

chat
chat room

COBRA
Cabinet Office Briefing Room A

consulting
consulting room

dining
dining room

ER
Emergency Room

fit out
to fit a room out with (something)

fumigate
to fumigate a room

gaming
gaming room

grill-room
churrasqueira

hoover
to hoover the room

locker
locker room

locker-room
locker-room jokes

mope about
he spent the day moping around the room

mope around
he spent the day moping around the room

OR
Operating Room

purify
to purify the air of a room

rm
room

room
living room

SCR
senior common room

smell out
it's smelling the room out

soundproof
a soundproof room

spotless
spotless room

suite
sitting-room suite

sweep out
to sweep out a room

tidy up
to tidy up a room

tiring
tiring room / tiring house

toss out
to toss out of a room