From Longman Dictionary of Contemporary Englishpiped musicˌpiped ˈmusic noun [uncountable] APMquiet recorded music played continuously in shops, hotels, restaurants etc
Examples from the Corpus
piped music• His voice now carried across the quay to the boat, interfering with the sombre piped music.• As his voice carries through the vast auditorium, the piped music cowers against such formidable odds.• There are even sterile controls for the piped music.• Treacly piped music from inside slopped out each time the automatic doors opened. 