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:
sweetie pie
Meaning:
darling, sweetheart
Example:
The young man always calls his girlfriend sweetie pie.
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.