adj of or pertaining to the outside; external; exterior; superficial.
2. outside ·adj reaching the extreme or farthest limit, as to extent, quantity, ·etc.; as, an outside estimate.
3. outside ·noun the part or space which lies without an inclosure; the outer side, as of a door, walk, or boundary.
4. outside ·noun the furthest limit, as to number, quantity, extent, ·etc.; the utmost; as, it may last a week at the outside.
5. outside ·adv or ·prep on or to the outside (of); without; on the exterior; as, to ride outside the coach; he stayed outside.
6. outside ·noun one who, or that which, is without; hence, an outside passenger, as distinguished from one who is inside. ·see inside, ·noun 3.
7. outside ·noun the external part of a thing; the part, end, or side which forms the surface; that which appears, or is manifest; that which is superficial; the exterior.