Idioms
Idioms can be a powerful linguistic tool only when they are used in the right way in the right places.
Idiom:
under oath
Meaning:
having taken a formal oath (solemn promise)
Example:
The man was under oath when he spoke before the judge.
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 different from the literal meaning of the words in it.