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heavyweight

/ˈhɛ.vi.weɪt/ noun

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about heavyweight at Wordnik → Where our words come from →

  1. A very large, heavy, or impressive person.
    an intellectual heavyweight
  2. The professional boxing weight class for boxers weighing more than 190 pounds; a boxer in that division.
  3. A similar division and contestant in other sports.

adjective

  1. Of the heavyweight boxing (or similar) division.
  2. Being relatively heavy.
  3. Being a leader in one's field.