Idioms
The language peculiar to a people or to a district, community, or class
Idiom:
hard on (someone's) heels
Meaning:
to be following someone very closely
Example:
The police officer was hard on the heels of the criminal.
List of common idioms, their meanings and examples of their usage in sentences
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.