Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning different from the literal meaning of the words in it.
Idiom:
lose one's cool
Meaning:
to lose one's temper, to become angry
Example:
The saleswoman lost her cool during a meeting with the chief supplier.
List of common idioms, their meanings and examples of their usage in sentences
Idioms can be a powerful linguistic tool only when they are used in the right way in the right places.