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sleep shade

American  

noun

  1. an opaque, masklike covering for the eyes, usually fitted with an elasticized cord that passes around the head, worn to aid sleep by shutting out light.

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.