Pronunciation: (mad'hous"), [key]
—pl. -hous•esPronunciation: (-hou"ziz). [key]
1. a hospital for the confinement and treatment of mentally disturbed persons.
2. a wild, confused, and often noisy place, set of circumstances, etc.: The office was a madhouse today.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.