hel·met | \ˈhel-mət \

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 \ adjective
helmetlike \ˈhel-mət-ˌlīk \ adjective

Examples of helmet in a Sentence

Recent Examples on the Web

Case in point: the simple wearing of a helmet when riding a motorcycle. latimes.com, "Immigrants want what we have: the American Dream," 12 July 2018 The man was described as being in his late 20s to early 30s, wearing a white helmet with a white surgical mask, a black T-shirt and jeans. City News Service, sandiegouniontribune.com, "Man wearing helmet, surgical mask robs Mission Valley bank," 4 July 2018 The event, which lasted from 10 a.m. to noon, featured various safety demonstrations, including a bike helmet fitting. Michael Walsh, Courant Community, "Simsbury Library, Bike Committee Host Safety Day," 3 July 2018 The man was wearing Rollerblades and a black helmet when he was found. Laurel Andrews, Anchorage Daily News, "Nurse, others attempted to save man killed by SUV in downtown Anchorage," 6 June 2018 Bicyclists are only required to wear a helmet if under the age of 16. Andrew Theen, OregonLive.com, "E-scooters likely coming to Portland this summer, with no guarantee of future," 1 June 2018 But instead of merely watching the action, the actor put on a helmet, and got into one of the cars himself. Amy Mackelden, Harper's BAZAAR, "Kit Harington Hits the Monaco Grand Prix With Game of Thrones Co-Stars Ahead of His Wedding," 27 May 2018 SUBSCRIBE TODAY Pictures of the rescue showed a crew member wearing a helmet in the drain with the deer, attaching straps around the deer's waist and torso so it could be lifted to safety. Cassie Cope, charlotteobserver, "A young doe became trapped in a stormwater drain. There's a happy ending. | Charlotte Observer," 19 May 2018 Last year at Dover, Jimmie Johnson wore a helmet painted in tribute to boyhood race hero Cale Yarborough. Dan Gelston, BostonGlobe.com, "Jimmie Johnson seeks to regain gear at Dover," 6 May 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

8 Oct 2018

Look-up Popularity

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 \

Kids Definition of helmet

: a protective covering for the head

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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).


lying above or upon

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