occlusion in which the lower incisor teeth overlap the upper
Word origin
[1975–80; under- + bite]This word is first recorded in the period 1975–80. Other words that entered Englishat around the same time include: front-load, noogie, retrovirus, surrogate mother, videotexunder- is a prefixal use of under, as to indicate place or situation below or beneath (underbrush; undertow); lower in grade or dignity (undersheriff; understudy); of lesser degree, extent, or amount (undersized); or insufficiency (underfeed)
Examples of 'underbite' in a sentence
underbite
Now it's just a series of school-play tics and gestures, an exaggerated shuffle, a part-time underbite.
Times, Sunday Times (2012)
They have other health troubles because of that telltale underbite, as well as back, hip and shoulder problems.