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:
sweet-talk (someone)
Meaning:
to praise or flatter someone to get what you want
Example:
The little girl tried to sweet-talk her mother into buying her a present.
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