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English definition of “outside”

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outside

noun [U]  /ˈɑʊtˈsɑɪd, ˈɑʊtˌsɑɪd/ us  

outside noun [U] (OUTER PART)

the outer part of something, or the area or side that faces out or can be seen: She stood in the snow on the outside, watching him.

outside

preposition, adjective, adverb [not gradable]  /ˌɑʊtˈsɑɪd, ˈɑʊtˌsɑɪd/ us  

outside preposition, adjective, adverb [not gradable] (NOT PART OF SOMETHING)

not within or part of something: I live just outside (of) Baltimore. Cars, movies, and radio linked small towns to the outside world.outside of Outside of means other than or except for: There are few cities outside of Boston, New York, and Chicago where baseball fans get this excited.

outside

adjective  /ˌɑʊtˈsɑɪd, ˈɑʊtˌsɑɪd/ us  

outside adjective (SLIGHT)

slight, small, or unlikely: There’s an outside chance that Boston will make it to the playoffs.
(Definition of outside from the Cambridge Academic Content Dictionary © Cambridge University Press)
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