Idioms
A group of words which have a different meaning when used together from the one they would have if you took the meaning of each word separately.
Idiom:
send (someone) off or send off (someone)
Meaning:
to participate in saying good-bye to someone who is leaving
Example:
We went to the airport to send off the company president.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.