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Earplug
01
a small device inserted into the ear canal to protect against noise, water, or other external elements
02
an earphone that is inserted into the ear canal
Example
She used earplugs to dull the noise of the concert.
They tried to cancel the noise out with earplugs.
He’s a light sleeper, so he always wears earplugs when staying in hotels to block out any unfamiliar sounds.
Despite the noise from the nearby construction, she managed to sleep like a baby with earplugs.
