plural of psycho

(colloquial or derogatory) Psychotic or otherwise insane.

(derogatory, slang) A person who is psychotic or otherwise insane. / (derogatory, slang) A person who acts in a bizarre or dangerous manner.

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

Relating to the soul, the mind, or to psychology.

(informal) Synonym of hagsploitation

(philosophy) One who believes in psycho-functionalism.

(philosophy) A form of functionalism (philosophical paradigm of mind) based on the rejection of behaviorist theories in psychology and their replacement with empirical cognitive models of the mind.

(psychology) A severe mental disorder, sometimes with physical damage to the brain, marked by a deranged personality and a distorted view of reality.

(now rare) Pertaining to both the mind and the body. / (medicine, psychology) Pertaining to physical diseases, symptoms etc. which have mental causes.