adjective 1. joined by or relating to members of an alliance • allied territories
• the allied fleet.
2. (usu. Allied) — relating to Britain and her allies in the First and Second World Wars and after • the liberation of Paris by Allied troops.
3. ( allied to/with) — in combination or working together with • skilled craftsmanship allied to advanced technology.
4. connected; related • members of the medical and allied professions.