Idioms
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.
Idiom:
for days on end
Meaning:
for many days
Example:
The man is able to go without sleep for days on end.
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.