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:
miss by a mile
Meaning:
fail to do something by a great amount, to fail to hit something by a great distance
Example:
The soccer player seemed almost certain to score a goal but actually he missed by a mile.
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.