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1

underweight

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noun un·der·weight \ˌən-dər-ˈwāt\

Definition of underweight

  1. :  weight below normal, average, or requisite weight



1596

First Known Use of underweight

1596


2

underweight

adjective un·der·weight

Simple Definition of underweight

  • : weighing less than the normal or expected amount : too light

Source: Merriam-Webster's Learner's Dictionary

Full Definition of underweight

  1. :  weighing less than the normal or requisite amount

Examples of underweight in a sentence

  1. <the long illness left him frail and underweight>



1675

First Known Use of underweight

1675


UNDERWEIGHT Defined for Kids

underweight

play
adjective un·der·weight \ˌən-dər-ˈwāt\

Definition of underweight for Students

  1. :  weighing less than what is normal, average, or necessary




Medical Dictionary

underweight

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adjective un·der·weight \-ˈwāt\

Medical Definition of underweight

  1. :  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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