From Longman Dictionary of Contemporary Englishearplugear‧plug /ˈɪəplʌɡ $ ˈɪr-/ noun [countable usually plural] Da small piece of rubber that you put inside your ear to keep out noise or water
Examples from the Corpus
earplug• I brought earplugs, which worked against the throbbing music.• Pakicetus, as it was called, lacks the fatty earplugs of its descendants.• Trackside officials begin jamming in earplugs.• A pair of earplugs, recovered by authorities after McVeigh was arrested about 80 minutes after the bombing.• Victims of snorers can wear foam-rubber earplugs.• I adjust the earplugs, with no result.• I took out the earplugs which I had taken to wearing permanently.• Police officers and big guys in suits wearing earplugs, looking tense, had cordoned off a temporary pathway. 