heavyweight

noun

heavy·​weight ˈhe-vē-ˌwāt How to pronounce heavyweight (audio)
often attributive
Synonyms of heavyweightnext
1
: one that is above average in weight
2
: one in the usually heaviest class of contestants: such as
a
: a boxer in an unlimited weight division compare light heavyweight
b
: a weight lifter weighing more than 198 pounds
3
: one that possesses great power, prominence, or stature
industry heavyweights

Examples of heavyweight in a Sentence

Their company is one of the industry's heavyweights. a heavyweight in the U.S. Senate, he has a lot of clout in judicial confirmations
Recent Examples on the Web
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Here, that body includes an array of West Coast jazz heavyweights, including Carlos Niño on percussion; Nate Mercereau on guitar, percussion, and wind; and Sam Reid and Jamael Dean, both on piano. Linnie Greene, Pitchfork, 17 Feb. 2026 Rousey, 39, and her husband, former UFC heavyweight Travis Browne, have two daughters – a 4-year-old and the younger of whom was born in January 2025. Brian Martin, Oc Register, 17 Feb. 2026 Frank’s Break Room band features a cast of Bay Area heavyweights like keyboardist Mike Blankenship, who’s a member of the Oakland collective Black London (which opened for Michael Franti last August at Stern Grove). Andrew Gilbert, Mercury News, 17 Feb. 2026 He is expected to face familiar heavyweights, some of whom are banding together to form an opposition coalition. Alexander Onukwue, semafor.com, 16 Feb. 2026 Junior heavyweight Noah Larios of Imperial won his third straight CIF title with a technical fall (15-0) over Liam Cavaness of Ramona. San Diego Union-Tribune, 15 Feb. 2026 The tender drama enlists some heavyweights alongside newcomer Yugi Gomes as Gugu. Rafa Sales Ross, Variety, 14 Feb. 2026 Meanwhile, Wells Fargo analysts noted that AI and amateur-generated content often lacks compelling narrative elements found in traditional media, leaving room for Hollywood heavyweights to continue courting audiences in a rapidly evolving landscape. Liz Napolitano, CNBC, 13 Feb. 2026 By his fourth season in the NBA, the Suns had established themselves as heavyweights in the West. Bennett Durando, Denver Post, 11 Feb. 2026

Word History

First Known Use

1857, in the meaning defined at sense 1

Time Traveler
The first known use of heavyweight was in 1857

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Cite this Entry

“Heavyweight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heavyweight. Accessed 21 Feb. 2026.

Kids Definition

heavyweight

noun
heavy·​weight ˈhev-ē-ˌwāt How to pronounce heavyweight (audio)
1
: one above average in weight
2
: one in the heaviest class of contestants
especially : a boxer in an unlimited weight division
3
: someone or something that is very important or powerful
a company that is an industry heavyweight

More from Merriam-Webster on heavyweight

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