The Simple English Wikipedia has an article on: Bathroom Pronunciation (UK) IPA (key): /ˈbɑːθruːm/ (US) IPA (key): /ˈbæθruːm/ Audio (US)(file) Audio (UK)(file) Noun Singular bathroom Plural bathrooms (countable) A bathroom is a room that has a bathtub or a shower. In our house, the bathroom is very busy in the morning. (countable) A bathroom is a room with a toilet. Excuse me, my son has to go to the bathroom. Is it upstairs? Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads