rough-and-tumblen, adj (fight, struggle, etc that is) boisterous and disorganized, but usu not serious 吵闹而混乱的（打、 斗等）（通常不很严重） All the pups were having a rough-and-tumble in the garden. 小狗都正在花园里又叫又闹.
牛津英汉双解词典