The Collaborative International Dictionary of English v.0.48:
hallway \hall"way\ n. an interior passage or corridor in a building, onto which rooms open. Syn: hall. [WordNet 1.5]WordNet (r) 3.0 (2006):
hallway n 1: an interior passage or corridor onto which rooms open; "the elevators were at the end of the hall" [syn: hallway, hall]