Definitions (2)
1. Accounting: Systematic examination and verification of a firm's books of account, transaction records, other relevant documents, and physical inspection of inventory by qualified accountants (called auditors). See also external audit and internal audit.
2. Quality control: Periodic (usually every six months) onsite-verification (by a certification authority) to ascertain whether or not a documented quality system is being effectively implemented.
http://www.businessdictionary.com/definition/audit.html
