loony bin

See more synonyms for loony bin on Thesaurus.com

noun Informal.

an insane asylum or the psychiatric ward of a hospital.

Origin of loony bin

First recorded in 1880–85

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for loony bin

bedlam, madhouse, bughouse, nuthouse, sanatorium, sanitarium

British Dictionary definitions for loony bin

loony bin

noun

slang a mental hospital or asylum

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012