loony bin 疯人院
loony bin[ noun ]
pejorative terms for an insane asylum
<noun.artifact>
loony bin \loony bin\ (l[=oo]n"[y^] b[i^]n) n.
An institution for the confinement or treatment of insane
persons, such as an insane asylum or the psychiatric ward of
a hospital. [slang]
Syn: mental institution.
[PJC]