Wiktionary

lightweight

English

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Alternative forms

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Etymology

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From light (“not heavy”, adjective) +‎ weight (noun).

Pronunciation

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  • (noun): (US) IPA(key): /ˈlaɪt.weɪt/
  • (adjective): (US) IPA(key): /laɪtˈweɪt/
  • Audio (US):(file)
  • Rhymes: (adjective) -eɪt

Noun

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lightweight (plural lightweights)

  1. (combat sports) A particular weight class, or member of such, as prescribed by the rules, between that of the heavier welterweight and the lighter featherweight. See Wikipedia for the specifics of each sport.
  2. (rowing) A particular weight category as prescribed by the rules, separate from an open or heavyweight class.
  3. (weightlifting) A competitive weight division as prescribed by the rules, between the heavier middleweight and the lighter featherweight.
  4. One of little consequence or ability.
  5. A person who cannot handle their drink; one who gets drunk on very little alcohol.
    • 2005 August 23, Chris Hazelton, Misfile (webcomic), 2005-08-23:
      "Wait, is this about the other night when you two lightweights totally went on that bender?"
    1. (by extension) A person with low endurance.
  6. A political candidate with little chance of winning.

Translations

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Adjective

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lightweight (comparative more lightweight or lighterweight, superlative most lightweight or lightestweight)

  1. Lacking in earnestness, ability, or profundity.
  2. Having less than average weight.
    • 2021 May 19, David Clough, “Swiss precision meets UK growth”, in RAIL, number 931, page 57:
      For example, lightweight construction and Jacobs bogies save weight, and a lighter train uses less power.
  3. Lacking in strength.
    • 2011 September 13, Sam Lyon, “Borussia Dortmund 1 - 1 Arsenal”, in BBC‎[1]:
      With the Gunners far too lightweight in midfield, Mikel Arteta dropped back into a deeper-lying role. This freed Yossi Benayoun to go further forward, a move that helped forge a rare Arsenal chance on 30 minutes when the Israeli released Van Persie, only for the Dutchman's snap-shot to be tipped around the post.
  4. (computing) Having a small footprint or performance impact.

Derived terms

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Translations

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Verb

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lightweight (third-person singular simple present lightweights, present participle lightweighting, simple past and past participle lightweighted)

  1. (transitive) To reduce the amount or weight of.
    • 1997 December 22, James Salzman, “Sustainable consumption and the law”, in Environmental Law:
      By extending the producer’s responsibility to the product’s disposal (its post-consumer life), issues previously outside the business calculus become of paramount importance. Because a producer knows it will have to bear the cost of collecting and valorizing the product, it must manage a new set of business matters. Can the packaging be lightweighted? Are the materials all recyclable?
    • 2002, Edward Teller, Cecil Leith, Gregory Canavan, Lowell Wood, “Long-Range Weather Prediction III: Miniaturized Distributed Sensors for Global Atmospheric Measurements”, in A. Zichichi, R. Ragaini, editors, International Seminar on Nuclear War and Planetary Emergencies, 26th Session (The Science and Culture Series: Nuclear Strategy and Peace Technology), World Scientific, page 328:
      The solar photovoltaic array, GPS antennae and telephony antenna all would be lightweighted and integrated into the balloon structure, and the sensor-module would be ruggedized and miniaturized.
    • 2015 February 28, Hal Hodson, “Heavy metal is so last year”, in New Scientist, page 23:
      According to Klausner, “lightweighting” all cars and planes in the US would save 121 billion litres of fuel a year and cut carbon emissions by about 5 per cent.
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