* Noun: A mandate is an official order or commission to do something.
* Example: "The president issued a mandate to reduce taxes."
* Verb: To mandate means to order or require something.
* Example: "The law mandates that all cars must have seat belts."
* Adjective: While less common, "mandate" can also be used as an adjective meaning "required or authorized."
* Example: "The company has a mandate to increase profits."
To determine the part of speech, look at the context of the sentence.