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.
|a fool or simpleton; ninny.|
|the offspring of a zebra and a donkey.|
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.