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:
blow out (something) or blow (something) out
Meaning:
to extinguish something by blowing
Example:
The little boy tried to blow out the candles.
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.