汉英词典
Chinese-English Dictionary
MEANING OF 师出无名
师出无名 (師出無名)
lit. to go to war without just cause (idiom) / to act without justification
师 army / 名 Name, extension as reason / There is no justification for sending troops / It also means that there is no legitimate reason for doing something
谓出兵而无正当理由。语本《汉书.高帝纪上》"兵出无名,事故不成。"
() shī chū () wú míng
EXAMPLE SENTENCES

但是监管者此举师出无名

But supervisors are stopping short of slamming on the brakes.