noun

helmet

helmet

You must wear a helmet when riding a bike.

You must wear a helmet when riding a bike.

((a helmet)) a protective covering for the head You must wear a helmet.

Synonyms: headgear, hard hat

From Old French 'heaumet', a diminutive of 'heaume' ('helm'), of Germanic origin.

Imagine 'hell met' - a situation where you'd be glad to have a helmet to protect your head.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.