Idioms
The language peculiar to a people or to a district, community, or class
Idiom:
let (something) off or let off (something)
Meaning:
to discharge a gun, to explode something, to release something
Example:
The children let off many firecrackers during the festival.
List of common idioms, their meanings and examples of their usage in sentences
Idioms are phrases which cannot be understood simply by looking at the meaning of the individual words in the phrase.