Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning other than its literal meaning of the words in it.
Idiom:
put the finger on (someone)
Meaning:
to accuse someone, to identify someone as the one who did something
Example:
The woman put the finger on the young man and said that he took the DVD player.
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.