heavyweight

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈhɛviweɪt/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈhɛviˌweɪt/ ,USA pronunciation: respelling(hevē wāt′)


WordReference Random House Learner's Dictionary of American English © 2025
heav•y•weight /ˈhɛviˌweɪt/USA pronunciation   adj. [before a noun]
  1. of more than average weight or thickness.
  2. Sport, of or relating to heavyweights:a heavyweight bout.
  3. very powerful or important:a team of heavyweight lawyers.

n. [countable]
  1. a person of more than average weight.
  2. Sporta boxer weighing more than 175 lb. (79.4 kg).
  3. a very powerful, influential, or important person, company, etc.

WordReference Random House Unabridged Dictionary of American English © 2025
heav•y•weight  (hevē wāt′),USA pronunciation adj. 
  1. heavy in weight.
  2. of more than average weight or thickness:a coat of heavyweight material.
  3. Sportnoting or pertaining to a boxer, wrestler, etc., of the heaviest competitive class, esp. a professional boxer weighing more than 175 lb. (79.4 kg).
  4. Sportof or pertaining to the weight class or division of such boxers:a heavyweight bout.
  5. Sport(of a riding horse, esp. a hunter) able to carry up to 205 lb. (93 kg).
  6. designating a person, company, nation, or other entity that is extremely powerful, influential, or important:a team of heavyweight lawyers.

n. 
  1. a person of more than average weight.
  2. Sporta heavyweight boxer or wrestler.
  3. a person, company, nation, or other entity that is powerful and influential:a price hike initiated by the heavyweights in the industry.
  • heavy + weight 1850–55

Collins Concise English Dictionary © HarperCollins Publishers::
heavyweight / ˈhɛvɪˌweɪt/
  1. a person or thing that is heavier than average
  2. a professional boxer weighing more than 175 pounds (79 kg)
  3. an amateur boxer weighing more than 81 kg (179 pounds)
  4. (as modifier): the world heavyweight championship
  5. a wrestler in a similar weight category (usually over 214 pounds (97 kg))
  6. an important or highly influential person
'heavyweight' also found in these entries (note: many are not synonyms or translations):

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