pour cold water on

1.
USUKGeneralneutralinformal
- To discourage, dampen, or diminish enthusiasm, excitement, or support by expressing criticism, doubt, or caution.
- To undermine or reduce the perceived viability or attractiveness of an idea, plan, or proposal.
2.
Generalneutral
- To pour cold water on someone or something in a literal sense, i.e., to apply cold water physically.

Examples:

No examples available.