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:
hang up (something) or hang (something) up
Meaning:
to place something on a hook or peg or hangar
Example:
Everyone was asked to hang up their jackets before they entered the room.
List of common idioms, their meanings and examples of their usage in sentences
A group of words which have a different meaning when used together from the one they would have if you took the meaning of each word separately.