An idiom is a widely used saying or expression containing a figurative meaning that differs from the phrase's literal meaning.
Idiom:
level (something) at (someone)
Meaning:
to direct something (a remark or criticism) at someone
Example:
My friend began to level criticism at her boss for some of the things that she thought were wrong in the company.
List of common idioms, their meanings and examples of their usage in sentences
An expression in the usage of a language that is peculiar to itself either in having a meaning that cannot be derived from the conjoined meanings of its elements or in its grammatically atypical use of words.