Idioms
An idiom is a type of phrase or expression that has a meaning that can't be deciphered by defining the individual words.
Idiom:
throw cold water on (something)
Meaning:
to discourage or forbid something
Example:
My boss threw cold water on my plan to go to New York City on a business trip.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is a widely used saying or expression containing a figurative meaning that differs from the phrase's literal meaning.