'Madhouse' definitions:

Definition of 'madhouse'

From: WordNet
noun
Pejorative terms for an insane asylum [syn: Bedlam, booby hatch, crazy house, cuckoo's nest, funny farm, funny house, loony bin, madhouse, nut house, nuthouse, sanatorium, snake pit]

Definition of 'Madhouse'

From: GCIDE
  • Madhouse \Mad"house`\, n.
  • 1. An house or institution where insane persons are confined; an insane asylum; a bedlam; -- usually used in a deprecatory sense.
  • Syn: Bedlam, booby hatch, crazy house, cuckoo's nest, funny farm, funny house, insane asylum, loony bin, nuthouse, sanatorium. [1913 Webster]
  • 2. Hence: (fig.) A chaotic, raucus or highly disordered situation. [PJC]