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務歯 (むし, mushi) Japanese meaning: zipper teeth | Kotomora

務む歯し

Meanings

1

zipper teeth; zip teeth

Refers to the individual interlocking metal or plastic elements of a zipper.

このファスナーは務む歯しが噛かみ合あわない。
The zipper teeth on this fastener don't mesh.

Kanji

務task, duties
歯tooth, cog

Related words

ファスナー
ファスナー is the common word for the whole zipper, while 務歯 specifically means the teeth.
チャック
チャック is a casual term for a zipper, often referring to the entire fastener, not just the teeth.

Etymology

Compound of 務 (mu, 'duty' or 'task') and 歯 (shi, 'tooth'), likely a coined term for the functional teeth of a zipper. The exact derivation is uncertain.