[ eer-pluhg ]

  1. a plug of soft, pliable material inserted into the opening of the outer ear, especially to keep out water or noise.

Origin of earplug

First recorded in 1900–05; ear1 + plug

Words Nearby earplug

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use earplug in a sentence

  • Michael Blades was outside, overseeing the installation of a receptor, when his earplug buzzed.

    Industrial Revolution | Poul William Anderson
  • "This is like a dream," her voice murmured in Blades' earplug.

    Industrial Revolution | Poul William Anderson
  • Now he got a Megabuck unit, put the earplug into place, and tried again.

    The Pirates of Shan | Harold Leland Goodwin
  • So then Makann did all the talking; they couldn't even depend on him to parrot what they were giving him with an earplug phone.

    Space Viking | Henry Beam Piper

British Dictionary definitions for earplug


/ (ˈɪəˌplʌɡ) /

  1. a small piece of soft material, such as wax, placed in the ear to keep out noise or water

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012