helmet

noun

hel·​met ˈhel-mət How to pronounce helmet (audio)
1
: a covering or enclosing headpiece of ancient or medieval armor see armor illustration
2
: any of various protective head coverings usually made of a hard material to resist impact
3
: something resembling a helmet
helmeted adjective
helmetlike adjective

Examples of helmet in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The driver, who was not wearing a helmet, was ejected from the motorcycle and pronounced dead at the scene, said Sgt. Kendrick Calfee, Kansas City Star, 18 Apr. 2025 Security footage from the courthouse shows a man wearing a helmet, gas mask, tactical boots and sunglasses walk up to the building as a court officer opens the front door. Stephen Sorace, FOXNews.com, 16 Apr. 2025 The wheel/tire package off that rig would ably handle winter in Winnipeg or Manitoba. Ancestry and residual off-roading capability notwithstanding, G 63 is not meant for battling Soviets in the Fulda Gap, or serving with UN blue helmets in Bosnia or southern Lebanon. Mark Ewing, Forbes.com, 15 Apr. 2025 The new version of the set has four new pieces, including the canopy, Fett’s helmet rangefinder, and two different size bows. Borys Kit, HollywoodReporter, 15 Apr. 2025 See All Example Sentences for helmet

Word History

Etymology

Middle English, from Middle French, diminutive of helme helmet, of Germanic origin; akin to Old English helm helmet, Old High German helan to conceal — more at hell

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of helmet was in the 15th century

Browse Nearby Words

Cite this Entry

“Helmet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/helmet. Accessed 24 Apr. 2025.

Kids Definition

helmet

noun
hel·​met ˈhel-mət How to pronounce helmet (audio)
1
: a covering or enclosing headpiece of armor
2
: any of various protective head coverings usually made of a hard material
helmetlike adjective

More from Merriam-Webster on helmet

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