noun
snaggletooth; double tooth; protruding canine
Refers to a canine tooth that sticks out, often considered a cute feature in Japanese culture. The term literally means 'double tooth' or 'layered tooth'.
彼女の八重歯がチャームポイントだ。
Her snaggletooth is her charm point.
八重歯を矯正するかどうか悩んでいる。
I'm wondering whether to get my protruding canine fixed.
Refers to buck teeth or protruding front teeth, not specifically the canine.
From 八重 (yae, 'layered, double') + 歯 (ha, 'tooth'), with rendaku voicing of 歯 to ば. The term describes a tooth that appears to be doubled or overlapping, typically the upper canine.