モノキニ

noun

monokini; one-piece swimsuit with exposed back

A one-piece swimsuit that leaves the back largely bare, often with high-cut legs. The term is a blend of 'mono-' and 'bikini'.

• 彼かの女じょはビーチでモノキニを着きていた。

  She was wearing a monokini at the beach.

noun

bikini briefs

Refers specifically to the bottom piece of a bikini; less common than the swimsuit sense.

• このモノキニは水みず着ぎの下したに履はくものです。

  These bikini briefs are worn under a swimsuit.