Idioms
Idioms are phrases which cannot be understood simply by looking at the meaning of the individual words in the phrase.
Idiom:
mad as a hatter
Meaning:
crazy
Example:
My neighbor is as mad as a hatter and we never know what she will do next.
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