From Longman Dictionary of Contemporary Englishcanned music/laughtercanned music/laughterAMTmusic or laughter that has been recorded and is used on television or in radio programmes → canned
Examples from the Corpus
canned music/laughter• You do not warm to this lady, who delivers her lines to camera as if waiting for the canned laughter.• Some hotels programme their canned music in twenty-four hour cycles, varying by location and the hour. 