Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning other than its literal meaning of the words in it.
Idiom:
clue (someone) in or clue in (someone)
Meaning:
to inform someone about something
Example:
We tried to clue the principal in about why the students were absent.
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.