ㄅㄞˊbáiㄇㄠˊmáoㄏㄨㄤˊhuángㄩㄝˋyuè

  1. 白色旗幟黃色斧鉞書經·》:黃鉞白旄。」用來比喻發兵出征孤本雜劇·秦叔寶·第一》:起義白旄黃鉞平定兩京天下煙塵四海奸雄賊子。」

white banner and yellow battle-ax (idiom)​; refers to military expedition