EARPLUG
earplug
(noun) a plug of cotton, wax, or rubber that is fitted into the ear canal for protection against the entry of water or loud noise
earplug
(noun) an earphone that is inserted into the ear canal
Source: WordNet® 3.1
Etymology
Noun
earplug (plural earplugs)
A piece of protective gear meant to be inserted in the ear canal to protect the wearer's hearing from loud noises or the intrusion of water.
Verb
earplug (third-person singular simple present earplugs, present participle earplugging, simple past and past participle earplugged)
(transitive) To fit with earplugs.
Anagrams
• graupel, pergula, plaguer
Source: Wiktionary