inofficial Meaning, Definition & Usage

In"of*fi"cial adjective
Definitions
  1. Not official; not having official sanction or authoriy; not according to the forms or ceremony of official business; as, inofficial intelligence.
    Pinckney and Marshall would not make inofficial visits to discuss official business. Pickering.
    Syn. -- Private; informal; unwarranted; unauthorizod; irregular; unceremonious; unprofessional.

Webster 1913