Definition of underweight
:weight below normal, average, or requisite weight
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Recent Examples of underweight from the Web
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On Tuesday, Snapchat's lead underwriter Morgan Stanley downgraded Snap from equal weight to underweight and cut its price target to $16 from $28.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underweight.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of underweight
1596
Definition of underweight
:weighing less than the normal or requisite amount
Examples of underweight in a Sentence
the long illness left him frail and underweight
Recent Examples of underweight from the Web
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In early February, complications forced doctors to move up the birth of his daughter, Ma’Lani Nicole, who was underweight when she was born two weeks prematurely.
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Most of the world’s people live in countries where being overweight or obese results in more deaths than being underweight, according to the WHO.
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In their time at the zoo, Sadie and Rocko have both been underweight with low muscle mass, and Sadie has struggled with irritable bowel disease.
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In cases where information was known about attacking bears' body conditions, 61 percent of those attacking people were found to be in bad shape, either skinny or merely underweight.
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In 2014 almost 4 percent of pregnant women were underweight, around 26 percent were overweight and 25 percent were obese.
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The animals were infested with lice, suffering from diarrhea and underweight, said Susie Coston, Farm Sanctuary’s national shelter director.
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Current guidelines for weight gain for pregnancy are 28 to 40 pounds for women who are underweight, 25 to 35 pounds for women who are normal weight, 15 to 25 pounds for women who are overweight and 11 to 20 pounds for women who are obese.
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Authorities say the child was severely malnourished and underweight, weighing 6 pounds — 2 pounds less than at birth.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underweight.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of underweight
1675
underweight Synonyms
Synonyms
featherlight, feathery, lightweight, 1light, weightlessAntonyms
heavy, hefty, leaden, overweight, ponderous, weightyRelated Words
bantam, diminutive, little, minute, puny, small, smallish, tiny, undersized (also undersize), wee; flimsy, fragile, insubstantial; petite, slender, slight, slim, thinNear Antonyms
big, considerable, extensive, goodly, great, handsome, huge, hulking, jumbo, king-size (or king-sized), large, largish, massive, overscale (or overscaled), oversize (or oversized), sizable (or sizeable), substantial, super, voluminous, whacking; bulky, cumbersome, unwieldyUNDERWEIGHT Defined for English Language Learners
underweight
adjective
Definition of underweight for English Language Learners
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: weighing less than the normal or expected amount : too light
UNDERWEIGHT Defined for Kids
underweight
play
adjective
un·der·weight
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ˌən-dər-ˈwāt
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Definition of underweight for Students
:weighing less than what is normal, average, or necessary
Medical Dictionary
underweight
play
adjective
un·der·weight
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-ˈwāt
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medical Definition of underweight
:weighing less than the normal amount for one's age, height, and build
- underweight children
- underweight adults typically have a body mass index of less than 18.5
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