a hinged or sliding panel by which the entrance to a building, room, or vehicle is closed and opened
a similar part of a piece of furniture, esp a sideboard, wardrobe, etc
= doorway
a means of access
the door to stardom
lay something at somebody's door
to charge somebody as being responsible for something
They laid the blame at our door
out of doors
in or into the open air
show somebody the door
to tell somebody to leave
doorless adj
[Middle English dure, dor, from Old English duru door and dor gate]