earflap
/ˈɪrˌflæp/
noun
- A part of a hat or cap that can be pulled down to cover the ears for warmth.
- He pulled down the earflaps of his cap when the wind picked up.
- The child's earflap hat had a pom-pom on top.
- She wore a wool hat with earflaps to keep warm in the snow.
Synonyms