Noun

• S: (n) outside, exterior (the region that is outside of something)
• S: (n) outside, exterior (the outer side or surface of something)

Adjective

• S: (adj) outside (relating to or being on or near the outer side or limit) "an outside margin"
• S: (adj) external, extraneous, outside (coming from the outside) "extraneous light in the camera spoiled the photograph"; "relying upon an extraneous income"; "disdaining outside pressure groups"
• S: (adj) outside (originating or belonging beyond some bounds) "the outside world"; "outside interests"; "an outside job"
• S: (adj) outdoor, out-of-door, outside (located, suited for, or taking place in the open air) "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding"
• S: (adj) outside (functioning outside the boundaries or precincts of an organized unit) "extramural hospital care and treatment"; "extramural studies"
• S: (adj) outside (leading to or from the outside) "an outside door"
• S: (adj) external, international, outside (from or between other countries) "external commerce"; "international trade"; "developing nations need outside help"
• S: (adj) outside, remote (very unlikely) "an outside chance"; "a remote possibility"; "a remote contingency"
• S: (adj) outside (on or toward an outer edge) "an outer lane"; "the outside lane"
• S: (adj) away, outside ((of a baseball pitch) on the far side of home plate from the batter) "the pitch was away (or wide)"; "an outside pitch"

Adverb

• S: (adv) outside, outdoors, out of doors, alfresco (outside a building) "in summer we play outside"
• S: (adv) outside (on the outside) "outside, the box is black"