outside

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The part or parts that face out; the outer surface.
• noun The part or side of an object that is presented to the viewer; the external aspect.
• noun Outward aspect or appearance.
• noun The space beyond a boundary or limit.
• noun Sports A position at a distance from the inside or center, as of a playing field or racetrack.
• noun The utmost limit; the maximum.
• adjective Of, relating to, or being on or near the outer side; outer.
• adjective Of, restricted to, or situated on the outer side of an enclosure or a boundary; external.
• adjective Located away from the inside or center.
• adjective Acting, occurring, originating, or being at a place beyond certain limits.
• adjective Gaining or providing access to the external side.
• adjective Not belonging to or originating in a certain group or association.
• adjective Being beyond the limits of one's usual work or responsibilities.
• adjective Extreme, uttermost.
• adjective Very unlikely; remote.
• adjective Baseball Passing on the side of home plate away from the batter. Used of a pitch.
• adverb On or to the outer or external side.
• adverb Outdoors.
• preposition On or to the outer or external side of.
• preposition Beyond the limits of.
• preposition With the exception of; except.

from The Century Dictionary.

• noun The part or place that lies without or beyond an inclosure, barrier, or inclosing line or surface of any kind, as opposed to the inside, or the part or place that lies within.
• noun One who or that which is without; particularly, a passenger on the outside of a coach or carriage.
• noun The external part of a thing; the outer surface; the exterior.
• noun External aspect or garb; that which merely strikes the eye; appearance.
• noun One who or that which possesses a fair exterior, but lacks genuine underlying excellences; a mere hypocrite or a vain show.
• noun An externality; an outward form; a mere formality.
• noun The furthest limit; the utmost: generally with the definite article.
• noun plural In printing, the top and bottom quires, more or less imperfect, of a ream of paper.
• Being on the outside; belonging to the surface or exterior; situated on or beyond the limits or bounds.
• Limited to the surface or exterior; superficial; consisting in mere show; existing in appearance only.
• Situated, seated, carried, or traveling on the exterior of a vehicle: as, an outside place; an outside passenger.
• Extreme; reaching or exceeding the limit; all that or more than is actual, is required, etc.: as, an outside estimate of expenses.
• Not directly concerned or interested; occupying an external position or having an external relation.
• On the outside; on the exterior; at or beyond the limits; externally; outwardly; without; not within; not in a house or assemblage.
• Beyond a harbor; out at sea: as, it is rough weather outside.
• On the exterior of a vehicle: as, to travel outside.
• To the exterior; from a point within to a point without; forth; out: as, to go outside.
• On the exterior of; beyond.
• To the exterior of; outward from: as, to go outside the house.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Of or pertaining to the outside; external; exterior; superficial.
• adjective colloq. Reaching the extreme or farthest limit, as to extent, quantity, etc..
• adjective (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.
• noun 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.
• noun The part or space which lies beyond the external edge of a structure or beyond the boundary of an inclosure.
• noun The furthest limit, as to number, quantity, extent, etc.; the utmost.