(law) A person who voluntarily, and without request or pre-existing legal duty, interjects himself/herself into the affairs of another, then seeks remuneration for services or reimbursement.

(soccer) The official who keeps things at the dugout in order, and displays substitutions and the amount of injury time

Having some degree of official authority.

(sports) officiated by players, on the "honor system", rather than by an outside observer such as a referee.

plural of official at-bat

An individual who is employed by or represents any department or agency of the United States Government.

plural of federal official

(espionage) A cover which is a position at a governmental agency (e.g. posing as a member of the diplomatic service).

plural of fourth official

Proceeding from office or authority.