outside_door has definitions from the field of architecture
1
[ noun ] (architecture) a doorway that allows entrance to or exit from a building

Synonyms

exterior_door

Used in print

(Breni James, Nights of the Kill....)

The 7_:_45 bell rang and he could hear the outside_doors bang shut , closing in the assembled day_watch .

(Peter Field, Rattlesnake Ridge....)

Pausing in the outside_door to glance behind him , Pat looked his unspoken warning and stepped_out .

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