Definition of official

• n. - Of or pertaining to an office or public trust; as, official duties, or routine.
• n. - Derived from the proper office or officer, or from the proper authority; made or communicated by virtue of authority; as, an official statement or report.
• n. - Approved by authority; sanctioned by the pharmacopoeia; appointed to be used in medicine; as, an official drug or preparation. Cf. Officinal.
• n. - Discharging an office or function.
• a. - One who holds an office; esp., a subordinate executive officer or attendant.
• a. - An ecclesiastical judge appointed by a bishop, chapter, archdeacon, etc., with charge of the spiritual jurisdiction.