Earmuff (noun)

A device worn over the ears to keep them warm in cold weather, typically consisting of a band that fits over the head and two cups covering the ears.

Origin:

The word "earmuff" first appeared in print in 1873, and is thought to have been derived from the phrase "ear muffler" which describes the function of the device. .

Examples:

1. She pulled her hood down and put on her earmuffs to keep her ears warm on the cold winter day.
2. The construction worker put on his earmuffs to block out the noise from the power tools.
3. The little girl looked adorable in her pink earmuffs and matching scarf.
4. The earmuffs were so warm that he could barely hear anything, but he didn't mind because it was so cold outside.
5. I always wear earmuffs when I go skiing because my ears are sensitive to the cold.