helmet
noun
any of various forms of protective head covering worn by soldiers, firefighters, divers, cyclists, etc.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Gen X: We straight up raised ourselves,” reads the caption on one popular internet meme, a photo of an unhelmeted child on a rickety-looking bicycle popping a wheelie.
From The Wall Street Journal ● Jul. 31, 2026
Grenadier guardsmen, unarmed and unhelmeted, stood by with ambulances.
From Time Magazine Archive
Sports equipment designed to make football safer encouraged more reckless moves and ended up making the sport more dangerous than unpadded, unhelmeted rugby.
From Time Magazine Archive
I saw her mount a plunging black horse, herself all in white armour, but unhelmeted.
From The Path of the King by John Buchan
So this figure: gigantic, with measured echoing tread, a huge sword in hand, in full armour, but unhelmeted, it stalked into the room.
From The Wine-ghosts of Bremen by Wilhelm Hauff
