n. 1. The external part of a thing; the part, end, or side which forms the external surface; that which appears, or is manifest; that which is superficial; the exterior. [ 1913 Webster ]
There may be great need of an outside where there is little or nothing within. South. [ 1913 Webster ]
Created beings see nothing but our outside. Addison. [ 1913 Webster ]
2. The part or space which lies beyond the external edge of a structure or beyond the boundary of an inclosure. [ 1913 Webster +PJC ]
I threw open the door of my chamber, and found the family standing on the outside. Spectator. [ 1913 Webster ]
3. The furthest limit, as to number, quantity, extent, etc.; the utmost; as, it may last a week at the outside. [ 1913 Webster ]
4. One who, or that which, is without; hence, an outside passenger, as distinguished from one who is inside. See Inside, n. 3. [ Colloq. Eng. ] [ 1913 Webster ]
5. The part of the world not encompassed by or under control of an organization or institution; as, prisoners are not allowed to pass objects to persons on the outside; one may not discuss company secretes with anyone on the outside. [ PJC ]