Idioms
An idiom is a type of phrase or expression that has a meaning that can't be deciphered by defining the individual words.
Idiom:
to the best of one's knowledge
Meaning:
as far as one knows, from one's knowledge
Example:
To the best of my knowledge there have been no telephone calls for me today.
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.