Definition of underweight in English:

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Pronunciation: /ˌəndərˈwāt/


1Below a weight considered normal or desirable: he was thirty pounds underweight
More example sentences
  • She has an intense need for control and is scared of gaining weight even when extremely underweight.
  • On examination, she was underweight (weight 2nd percentile, height 10th percentile).
  • Whether you are underweight, normally weighted or overweight, your eating solution can become a problem.
1.1 Finance (also underweighted) Having less investment in a particular area than is considered desirable or appropriate: the company is still underweight in Japan underweighted in technology
More example sentences
  • He is still underweight in technology stocks, which he considers expensive, and prefers traditional old economy businesses such as paper and steel.
  • Although it recommended that investors switch to US shares, it still recommends that investors be underweight in US equities.
  • We are overweight in economy-sensitive stocks, technology, industrials and financials, and are underweight in utilities and telecoms - stock selection is becoming ever-more critical.


[with object]
Apply too little weight to (something): we feared the hot-air balloon had been underweighted figurative clinicians tend to overweight parent and underweight child information when deriving diagnoses
More example sentences
  • For such a strategy, an investor makes a forecast on an asset class or sector and overweights or underweights it accordingly.
  • Others target specific stocks that are in an index, overweighting those they think are especially undervalued and underweighting those thought to be too dear.
  • But in the longer term there are supportive arguments for not aggressively underweighting the sector.


Insufficient weight.
Example sentences
  • We used these early data together with information collected on cohort members at the age of 50 to explore the effects of childhood obesity and underweight on adult obesity and risk factors for disease.
  • Childhood undernutrition, defined as underweight or low-weight-for-age, is the leading risk factor contributing to the global burden of disease.
  • They are just disqualified from the show ring because of underweight or overweight.

Words that rhyme with underweight

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For editors and proofreaders

Syllabification: un·der·weight

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