heavyweight

noun

heavy·​weight ˈhe-vē-ˌwāt How to pronounce heavyweight (audio)
Synonyms of heavyweightnext
often attributive
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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His founding of a law firm (now known as GrayRobinson) that has become one of the state’s legal and lobbying heavyweights. Orlando Sentinel Editorial Board, The Orlando Sentinel, 28 Apr. 2026 Companies like UltraTech Cement and Coal India are due to report early in the week, followed by heavyweights such as Hindustan Unilever, Adani Ports, Adani Enterprises and Bajaj Finserv later. Ashutosh Joshi, Bloomberg, 27 Apr. 2026 In years past, heavyweights like Copenhagen’s AOC, Koks from the Faroe Islands, Reykjavík’s Dill, and Portugal’s Vistas Rui Silvestre have all danced through its doors. Arati Menon, Condé Nast Traveler, 27 Apr. 2026 Reporting this week are tech heavyweights Alphabet, Amazon, Meta, Microsoft and Apple. ABC News, 27 Apr. 2026 Sets from upstarts like Creepy Nuts, Pawsa, Geese and Slayyyter, along with emphatic crowds at rock heavyweights like Jack White, Turnstile and even Sombr, traded seamlessness and precision for immediacy and friction — louder, looser, more physical in ways that were best felt than watched. Andrea Domanick, Los Angeles Times, 26 Apr. 2026 Executives at Oracle have already signed several deals with Silicon Valley heavyweights to bring their business closer to that objective, Ives added. Liz Napolitano, CNBC, 24 Apr. 2026 Ne-Yo, who has been collaborating with Nashville heavyweights like Luke Laird, Rhett Akins, and Charles Kelley of Lady A, has been slowly releasing some of the music he’s recorded in Nashville. Joseph Hudak, Rolling Stone, 22 Apr. 2026 The ceremony drew a roster of Hollywood heavyweights who have crossed paths with Murphy across his nearly 50-year career. Hanna Wickes, Miami Herald, 20 Apr. 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 1 May. 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

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