outside

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 ]

a. 1. Of or pertaining to the outside; external; exterior; superficial. [ 1913 Webster ]

2. Reaching the extreme or farthest limit, as to extent, quantity, etc.; as, an outside estimate. [ Colloq. ] [ 1913 Webster ]

Outside finish (Arch.), a term for the minor parts, as corner boards, hanging stiles, etc., required to complete the exterior of a wooden building; -- rare in masonry. [ 1913 Webster ]

adv. or prep. On or to the outside (of); without; on the exterior; as, to ride outside the coach; he stayed outside. [ 1913 Webster ]

adj. Of or pertaining to marriage outside a class or tribe, in cultures where that is required by custom or law.
Syn. -- exogamic. [ WordNet 1.5 ]