un·​der·​arm | \ ˈən-dər-ˈärm How to pronounce underarm (audio) \

Definition of underarm

 (Entry 1 of 3)

1 British : underhand sense 3
2 : placed under or on the underside of the arm underarm seams


un·​der·​arm | \ ˌən-dər-ˈärm How to pronounce underarm (audio) \

Definition of underarm (Entry 2 of 3)


un·​der·​arm | \ ˈən-dər-ˌärm How to pronounce underarm (audio) \

Definition of underarm (Entry 3 of 3)

2 : the part of a garment that covers the underside of the arm

Examples of underarm in a Sentence

Adverb He threw the ball underarm.
Recent Examples on the Web: Adjective Great news for anybody worried that season three of The Mandalorian will feature a preteen Yoda with a squeaking voice, underarm hair, and mood swings. Eric Spitznagel, Popular Mechanics, "An Alarmingly Deep Dive Into the Science of Baby Yoda," 2 Dec. 2019 The last step entailed using more of that pocket fabric to lightly pad the underarm webbing adjusters, which turned into leg supports. Ariella Gintzler, Outside Online, "How This Mom Sews Her Own Kids' Gear," 22 Oct. 2019 Following the game, Secret underarm deodorant placed an advertisement in the Tampa Bay Times mocking the Buccaneers for their field goal failures. Adam Renuart, CNN, "The undefeated Patriots and Bills will face off this NFL Sunday," 29 Sep. 2019 Some 'hate' the idea of hairy women Photographer Ashley Armitage has made body hair one of the focuses of her Instagram account, which includes portraits of feminine women combing their wispy underarm locks. Carly Mallenbaum, USA TODAY, "Why women are growing out their body hair and what razor companies are doing about it," 7 Sep. 2019 As for those underarm serves, many players — including Roger Federer — say there's nothing wrong with it. Ravi Ubha, CNN, "Larrikin or liability: Is Nick Kyrgios good for tennis?," 5 July 2019 However, the last bullet ricocheted off the limousine and hit him in the left underarm and lodged in his lung. Deb Kiner | Dkiner@pennlive.com, al, "Must-see photos of the attempted assassination of President Ronald Reagan in 1981," 30 Mar. 2019 Announced today, Emily penned an essay for Harper’s Bazaar about exploring her femininity and announced it on Instagram, sharing a pic of herself in a black lace bralette with underarm hair clearly visible. Kara Nesvig, Teen Vogue, "Emily Ratajkowski Penned an Essay For "Harper’s Bazaar" on Femininity, Body Hair, and Double Standards," 8 Aug. 2019 Some of the small things that made a big impact are Jacquemus’s Le Chiquito bag, Chloé’s cube-like C bag, and Prada’s sleek underarm Sidonie style. Steff Yotka, Vogue, "The Year’s Most Coveted Bags Are Officially Also the Smallest," 14 Aug. 2019 Recent Examples on the Web: Noun Cutouts in the underarms lent comfort and mobility. Washington Post, "Actress Jessica Hecht’s Emmy night comes down to the dress," 16 Sep. 2019 Body hair has been embraced by celebrities who speak proudly of their unshaven underarms and influencers who post unapologetically about their visible leg hair. Carly Mallenbaum, USA TODAY, "Why women are growing out their body hair and what razor companies are doing about it," 7 Sep. 2019 Nipples, underarms, even your ass — there's nowhere beauty companies aren't willing to mask. Leah Prinzivalli, Allure, "I Tried Nair’s New Hair-Removal Masks — Here’s What Happened," 15 July 2019 Plus, the procedure only lasts about six to seven months, says Dr. Jaliman, so be ready to make multiple appointments to keep your underarms dry for good. Christina Oehler, Health.com, "Chrissy Teigen Just Got Botox in Her Armpits to Stop Sweating—Here's How That Works," 14 Aug. 2019 Billie Shaving ads for women have traditionally depicted semi-naked ladies joyously caressing their already hairless legs and underarms with razors. Sangeeta Singh-kurtz, Quartzy, "A new razor brand is encouraging women not to shave," 24 July 2019 Hunter went limp and a bailiff lifted the former judge, wearing a black dress and white bolero, by her underarms and dragged her away. NBC News, "Courtroom chaos: Video shows judge dragged away after her own sentencing," 22 July 2019 Edna Murphey Her father, a Cincinnati physician, had developed a liquid antiperspirant in 1909 to help a fellow surgeon with sweaty hands, but Murphey found the liquid equally effective on her underarms. Carol Motsinger, Cincinnati.com, "These women have been written out of history books. This project is putting them back in," 10 June 2019 The petticoat went firmly around my waist, and my blouse, tailor made to measure in India, closed in the front like a corset, its short sleeves tight around my underarms. Meara Sharma, Vogue, "Why I Am Taking the Sari Back to the Street," 30 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underarm.' 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 underarm


1816, in the meaning defined at sense 1


circa 1909, in the meaning defined above


1923, in the meaning defined at sense 1

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Time Traveler for underarm

Time Traveler

The first known use of underarm was in 1816

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Statistics for underarm

Last Updated

26 Dec 2019

Cite this Entry

“Underarm.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/underarm. Accessed 23 January 2020.

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More Definitions for underarm


How to pronounce underarm (audio)

English Language Learners Definition of underarm

: placed on or along the armpit


un·​der·​arm | \ ˈən-dər-ˌärm How to pronounce underarm (audio) \

Kids Definition of underarm


un·​der·​arm | \ ˈən-dər-ˌärm How to pronounce underarm (audio) \

Medical Definition of underarm

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More from Merriam-Webster on underarm

Rhyming Dictionary: Words that rhyme with underarm

Spanish Central: Translation of underarm

Nglish: Translation of underarm for Spanish Speakers

Comments on underarm

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


out of the ordinary or unreasonable

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