noun, noun, used as a suffix
mawashi; sumo belt; loincloth
Specifically the thick belt worn by sumo wrestlers. Also used as a suffix in sumo terms like 横綱回し.
力士は試合前に回しを締め直した。
The sumo wrestler retightened his mawashi before the match.
子供用の回しは小さくて軽い。
Children's mawashi are small and light.
noun
Rare, archaic use for a sleeveless outer garment or cape. Not used in modern everyday language.
古文書には「回し」を羽織った武士の記述がある。
Old documents describe warriors wearing a 'mawashi' (a type of mantle).
noun
Vulgar slang derived from the verb 回す (to pass around). Often used in criminal or explicit contexts.
See also: 輪姦す (まわす)
警察は回しの容疑で男たちを逮捕した。
The police arrested the men on suspicion of gang rape.
Noun form of the verb 回す (まわす, 'to turn, to pass around'). The sumo belt sense comes from the way it is wrapped around the body. The archaic mantle sense may derive from a garment wrapped around the shoulders. The vulgar sense is a slang extension from the idea of 'passing someone around'.