psycho

Meaning

Adj

Psychotic, psychopathic, or (broadly) otherwise insane.

Noun

1. (slang) A person who is psychotic, psychopathic, or (broadly) otherwise insane.
2. (slang) A person who acts in a bizarre or dangerous manner.

Noun

A class, at a college or university, in which psychology is taught.

Synonyms

madman

psychopath

psychotic

psychotic person

glibness

insane

loony

lunatic

mad

callousness

nut

nutcase

nutter

screwy

stupid

psycho-

delusions of grandeur

maniac

crank

crazy

exploiting

Pronounced as (IPA)

/ˈsaɪ̯.kəʊ̯/

Etymology

Clipping of psychotic and psychopath + -o (“person with characteristic”).