earbud

• (US) IPA^(key): /ˈiɹ.bʌd/
• Hyphenation: ear‧bud

earbud (plural earbuds)

1. A small earphone designed to be placed in the ear canal for use with portable sound systems.
   • 2018 November 27, April Wolfe, “Anna And The Apocalypse is a Holiday-horror Cocktail of Singing, Maiming, and Clichés”, in The A.V. Club‎^[1], archived from the original on 4 November 2019:

     Both have ears plugged with earbuds, delightfully oblivious to the mayhem and destruction unfolding in the background of every shot: fire, car crashes, brain-hungry zombies!

2. Alternative form of ear bud.

• bud up

• Bauder, Dauber, dauber, redaub