open door: Meaning and Definition of

o'pen door'

Pronunciation: [key]
  1. the policy of admitting people of all nationalities or ethnic groups to a country upon equal terms, as for immigration.
  2. the policy or practice of trading with all nations on an equal basis.
  3. admission or access; unrestricted opportunity: His experience had given him an open door to success in his field.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.