Idioms
Idioms can be a powerful linguistic tool only when they are used in the right way in the right places.
Idiom:
catch some Z's
Meaning:
to get some sleep
Example:
I needed to catch some Z's after working hard all weekend.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.