空穴来风 (空穴來風) kōng xué lái fēng
kōng xué lái fēng
set phrase
wind to empty spaces winds fly
Domain: Idiom 成语
Notes: May refer to an unfounded story or baseless (claim (CC-CEDICT '空穴來風'; Guoyu '空穴來風'; Waley 1919, p. 41)