From Longman Dictionary of Contemporary Englishswimming poolˈswimming pool ●●● S3 noun [countable] 
DSSa structure that has been built and filled with water for people to swim in SYN pool
DSSa structure that has been built and filled with water for people to swim in SYN poolExamples from the Corpus
swimming pool• There is a swimming pool with terrace set amidst the sunny garden.• You get free use of all the hotel's facilities such as swimming pool and sauna.• In addition to seven gyms and an Olympic swimming pool, New Trier operates a television station.• We don't have a kidney-shaped swimming pool, but I do possess several palettes.• Do you want to go swimming in the swimming pool?• A sun terrace with deck-chairs and umbrellas surrounds the swimming pool.• He told McMurphy this while we were all being taken over to the swimming pool. 