Idioms
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.
Idiom:
get in (someone's) hair
Meaning:
to bother or irritate someone
Example:
The woman complained that her young child was always getting in her hair.
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.