noun
roughneck; rowdy person; hooligan
Refers to a person who is violent, unruly, or prone to causing trouble. Often used for brawlers or troublemakers.
彼は町で有名な暴れ者だ。
He is a well-known roughneck in town.
あの暴れ者たちがまた騒ぎを起こした。
Those hooligans caused trouble again.