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chin strap

American

noun

a strap attached to a hat for passing under the chin of the wearer.
a strap to support the chin in cosmetic facial treatment.
a strap on a bridle or halter that joins the throatlatch and noseband.

Etymology

Origin of chin strap

First recorded in 1865–70

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.