An organized criminal group that uses violence or intimidation (in Japan, typically refers to yakuza syndicates).
警察は暴力団の資金源を断つための操作を行った。
Police conducted an operation to cut off the criminal syndicate's sources of income.
暴力団排除条例により、企業は暴力団と関係を持たないことが求められる。
Under anti-organized-crime ordinances, companies are required not to have ties with criminal groups.
彼は暴力団と関係があると疑われたが、無実を主張した。
He was suspected of ties to a criminal syndicate, but insisted he was innocent.