Relating to, existing on, or connected with the outside or an outer part; exterior. Suitable for application to the outside: external paints. Existing independently of the mind. Acting or coming from the outside: external pressures. Of or relating chiefly to outward appearance; superficial: "An internal sense of righteousness dwindles into an external concern for reputation\u201d ( A.R. Gurney, Jr.) Of or relating to foreign affairs or foreign countries: the country's minister of external affairs. An exterior part or surface. Outer circumstances. Outward appearances: was charming as far as the externals went.