(Brit.)a kind of folk music with a blues or jazz flavour that was popular in the 1950s, played by a small group and often incorporating improvised instruments such as washboards (英)噪音民间乐(20世纪50年代流行的一种具有勃鲁斯或爵士乐风味的民间音乐,由一小群人演奏,常包括洗衣板等即兴乐器)
(US)a style of 1920s and 1930s jazz deriving from blues, ragtime, and folk music, using both improvised and conventional instruments (美)噪音爵士乐(20世纪20至30年代的爵士乐,源于勃鲁斯、雷格泰姆和民间音乐,使用即兴和传统乐器)