open door

• open-door

open door (plural open doors)

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

open door (not comparable)

1. Providing or establishing an open door.

• “open door”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “open door”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “open door”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.
• “open door”, in The American Heritage Dictionary of the English Language, 5th edition, Boston, Mass.: Houghton Mifflin Harcourt, 2016, →ISBN.
• “open door”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.
• “open door”, in Collins English Dictionary.