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:
pick up where one left off
Meaning:
to start again after an interruption
Example:
It was getting late so we decided to stop work and pick up where we left off the next day.
List of common idioms, their meanings and examples of their usage in sentences
The language peculiar to a people or to a district, community, or class