throw cold water on

Related to throw cold water on: water under the bridge, throw cold water on something

throw cold water on (something)

To temper excitement or enthusiasm for something. After I passed the final exam, my teacher promptly threw cold water on my excitement by reminding me that I still have to go to summer school.
See also: cold, on, throw, water
Farlex Dictionary of Idioms.

pour/throw cold ˈwater on something

(informal) discourage or try to prevent a plan, etc. from being carried out; be unenthusiastic about something: I’ve had lots of ideas about how to improve sales but my manager pours cold water on all my suggestions.
See also: cold, on, pour, something, throw, water
Farlex Partner Idioms Dictionary

throw cold water on

To express misgivings about or disapproval of; discourage.
See also: cold, on, throw, water
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • throw cold water on (something)
  • ripple of excitement
  • a cold shower
  • burst with excitement
  • geek out
  • geek out about (someone or something)
  • geek out over (someone or something)
  • stir the blood
  • be something to shout about
  • be here for (something)