Idioms
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.
Idiom:
footloose and fancy-free
Meaning:
to be without responsibilities or commitments
Example:
The couple were footloose and fancy-free and they could do whatever they wanted.
List of common idioms, their meanings and examples of their usage in sentences
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.