Used other than figuratively or idiomatically: see open, door. / (idiomatic, intransitive, or transitive with to or for) to allow access or facilitate

(idiomatic, transitive) To dispense with something for now; to forget about it situationally, or omit or discard it in a given place or instance.

Alternative form of swing door

Alternative form of doorknob

Alternative form of open door

A unrestricted means of admission or access. / The policy of admitting people or goods from foreign countries, on equal terms, into a host country.

Providing or establishing an open door.

Alternative form of leave at the door

(espionage) the barrier between compartmentalized intelligence information and those without access to it, especially military personnel who might need it

simple past tense and past participle of back door