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Definition of underbite

underbite

/ˈʌn.dɚˌbaɪt/
un · der · bite
Plural:underbites
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underbite Lexical Profile

underbite Game Scores & Validity

• noun

1

A dental condition or malocclusion in which the lower teeth extend outward further than the upper front teeth when the mouth is closed.

Example

"The orthodontist recommended corrective braces to gradually realign the patient's pronounced underbite."

Synonyms
View all synonyms for underbite
Antonyms
View all antonyms for underbite

Word Nuance & Usage

Do not confuse 'underbite' (where the lower teeth protrude past the upper teeth) with 'overbite' (where the upper front teeth overlap the lower front teeth).

• Nearby Words

underbelly
underbid
underbidder
underbite
underbody
underboob
underbrush

Cite this Entry

Wordmom. (2026). Definition of Underbite. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/underbite
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