WordNet: blind alley
(figurative) a course of action that is unproductive and offers no hope of improvement; "all the clues led the police into blind alleys"; "so far every road that we've been down has turned out to be a blind alley"
- domain: usage figure, figure of speech, image, trope
- hypernym course, course of action
blind alley
- (suomi) umpikuja (synonyymi)