cast doubt on (someone or something)(redirected from cast doubts on them)
To cause someone or something to be viewed with doubt, skepticism, or uncertainty. Why did you change your mind about giving Walt the promotion? Did something happen to cast doubt?
cast doubt on (someone or something)
To cause someone or something to be viewed with doubt, skepticism, or uncertainty. I considered Walt for the promotion, but his constant lateness soon cast doubt on that decision. Such a significant error really cast doubt on all of the experiment's results.
cast doubt(s) (on someone or something)
to cause someone or something to be doubted. The police cast doubt on my story. How can they cast doubt? They haven't looked into it yet. The city council cast doubt on John and his plan.
cast doubt on
Cause something or someone to be questioned. For example, The prosecutor cast doubt on the wife's alibi. This idiom uses cast in the sense of "throw," a usage dating from the early 1200s.