auditor Meaning, Definition & Usage

  1. noun someone who listens attentively
    listener; hearer; attender.
  2. noun a student who attends a course but does not take it for credit
  3. noun a qualified accountant who inspects the accounting records and practices of a business or other organization

WordNet

Au"di*tor noun
Etymology
L. auditor, fr. audire. See Audible, a.
Definitions
  1. A hearer or listener. Macaulay.
  2. A person appointed and authorized to audit or examine an account or accounts, compare the charges with the vouchers, examine the parties and witnesses, allow or reject charges, and state the balance.
  3. One who hears judicially, as in an audience court. ✍ In the United States government, and in the State governments, there are auditors of the treasury and of the public accounts. The name is also applied to persons employed to check the accounts of courts, corporations, companies, societies, and partnerships.

Webster 1913