|1.||a. a hinged or sliding panel for closing the entrance to a room, cupboard, etc|
|b. (in combination): doorbell; doorknob|
|2.||a doorway or entrance to a room or building|
|3.||a means of access or escape: a door to success|
|4.||lay at someone's door to lay (the blame or responsibility) on someone|
|5.||out of doors in or into the open air|
|6.||show someone the door to order someone to leave|
|[Old English duru; related to Old Frisian dure, Old Norse dyrr, Old High German turi, Latin forēs, Greek thura]|
"A door is what a dog is perpetually on the wrong side of." [Ogden Nash]First record of dooryard is c.1764, Amer.Eng.; doorstep is from 1810.
see at death's door; at one's door; back door; beat a path to someone's door; behind closed doors; close the door on; darken one's door; foot in the door; keep the wolf from the door; lay at someone's door; leave the door open; lock the barn door; next door to; open doors; open the door to; see someone out (to the door); show someone out (to the door); show someone the door.