From Longman Dictionary of Contemporary Englishsound checkˈsound check noun [countable] TCBTCRthe process of checking that all the equipment needed for broadcasting or recording is working properly
Examples from the Corpus
sound check• You spend so long explaining why a sound check has to be done insitu that you miss the sound check.• I tape everything that we do in sound check.• Last year I did a big, all-star benefit; the sound check was fine.• Arrive punctually to be ready for the sound check at the agreed time. 