hel·​met | \ ˈhel-mət How to pronounce helmet (audio) \

Definition of helmet

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

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Other Words from helmet

helmeted \ ˈhel-​mə-​təd How to pronounce helmeted (audio) \ adjective
helmetlike \ ˈhel-​mət-​ˌlīk How to pronounce helmetlike (audio) \ adjective

Examples of helmet in a Sentence

Recent Examples on the Web

This year the unclothed cavalcade will be led by beloved burlesque artist Trixie Minx, who plans to ride in a pedicab wearing a glittering golden bicycle helmet, emphasizing bicycle safety. Doug Maccash, NOLA.com, "New Orleans Naked Bike Ride 2018: the bare facts," 30 May 2018 Free bicycle helmets will be given to any child under the age of 14 with the purchase of a bike. Thomas Jewell, cleveland.com, "Cleveland Heights council may lock and load on gun resolution," 2 May 2018 Rust’s bicycle helmet ended up inside the car, Prem said. Kevin Grasha, Cincinnati.com, "Sister of bicyclist killed gives killer a book to read in prison: 'Keep reading it until you get it'," 22 Feb. 2018 Among those clear cases for mandatory protection, Hardwick cited bicycle helmets and seat belts. Michael Smolens, sandiegouniontribune.com, "Tackle ban: Is it protecting kids vs. the football 'way of life'?," 16 Feb. 2018 Riders are instructed to use the bike lanes and wear helmets, but very few actually do. Cyrus Farivar, Ars Technica, "Oakland official: “We want to get Americans out of their cars and solve racism”," 12 Dec. 2018 The team will wear decals with Tyler's No. 3 on their helmets throughout the season. Fox News, "Hilinski family won't shun football after QB son's suicide," 28 Aug. 2018 Flowers were the crowning glory, with some models wearing helmets of fresh gerberas, hydrangeas and orchids on their heads. Rhonda Richford, The Hollywood Reporter, "Valentino's Magical Couture Week Closer Leaves Tracee Ellis Ross in Tears," 5 July 2018 Uniformed re-enactors from the 100th Infantry Division Preservation Group will discuss military routines and war bonds and let young visitors try on helmets. Laurel Graeber, New York Times, "8 Things to Do With Your Kids in N.Y.C. This Weekend," 28 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'helmet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of helmet

15th century, in the meaning defined at sense 1

History and Etymology for helmet

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

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Statistics for helmet

Last Updated

23 Apr 2019

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Time Traveler for helmet

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

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More Definitions for helmet



English Language Learners Definition of helmet

: a hard hat that is worn to protect your head


hel·​met | \ ˈhel-mət How to pronounce helmet (audio) \

Kids Definition of helmet

: a protective covering for the head

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More from Merriam-Webster on helmet

Rhyming Dictionary: Words that rhyme with helmet

Thesaurus: All synonyms and antonyms for helmet

Spanish Central: Translation of helmet

Nglish: Translation of helmet for Spanish Speakers

Britannica English: Translation of helmet for Arabic Speakers

Britannica.com: Encyclopedia article about helmet

Comments on helmet

What made you want to look up helmet? Please tell us where you read or heard it (including the quote, if possible).


a secret plot to overthrow a government

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