One who audits bookkeeping accounts.
One who audits an academic course; who attends the lectures but does not earn academic credit.
One who listens, typically as a member of an audience.
One trained to perform spiritual guidance procedures.
In many jurisdictions, an elected or appointed public official in charge of the public accounts; a comptroller.
The person responsible for handling the accounts on a ship, or for dealing with the passengers on a ship or aircraft.