underbite

noun
un·​der·​bite | \ ˈən-dər-ˌbīt How to pronounce underbite (audio) \
plural underbites

Definition of underbite

: malocclusion in which the lower jaw and front teeth project beyond the upper front teeth : prognathism involving the lower jaw Three years ago, Jack, a small Chihuahua mix with an endearing underbite and a lust for attention, was dropped off at the Haven Animal Care Shelter.— Natalie Gross … had braces to straighten his own teeth and surgery to correct a severe underbite, ….— Jean P. Fisher — compare overbite

First Known Use of underbite

1887, in the meaning defined above

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The first known use of underbite was in 1887

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Dictionary Entries Near underbite

underbit

underbite

underblow

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Cite this Entry

“Underbite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underbite. Accessed 19 Oct. 2021.

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More Definitions for underbite

underbite

noun
un·​der·​bite | \ ˈən-dər-ˌbīt How to pronounce underbite (audio) \

Medical Definition of underbite

: malocclusion in which the lower jaw and front teeth project beyond the upper front teeth : prognathism involving the lower jaw … had braces to straighten his own teeth and surgery to correct a severe underbite, as well as whitening.— Jean P. Fisher — compare overbite

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