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Noun: roof  roof
  1. A protective covering that covers or forms the top of a building
     
  2. Protective covering on top of a motor vehicle
     
  3. The inner top surface of a covered area or hollow space
    "the roof of the cave was very high"; "I could see the roof of the bear's mouth"
     
  4. An upper limit on what is allowed
    "there was a roof on salaries";
    - ceiling, cap
Verb: roof  roof
  1. Provide a building with a roof; cover a building with a roof

Derived forms: roofed, roofing, roofs

Type of: control, cover, covering, natural covering, protection, protective cover, protective covering

Part of: auto, autobus, automobile, building, bus, car, cave, charabanc [Brit], coach, double-decker, edifice, jitney [N. Amer], lorry [Brit], machine, motorbus, motorcar, motorcoach, motortruck [N. Amer], omnibus, passenger vehicle, truck

Encyclopedia: Roof