Green’s Dictionary of Slang

shrink n.1

[head-shrinker ]

1. [1960s+] (orig. US, also shrinker) a psychoanalyst, a psychiatrist.

2. [1980s+] (also shrinking) psychoanalysis.

In derivatives

shrinkette (n.)

[1970s] a female psychoanalyst or psychiatrist.

shrinksville (n.) [-ville sfx1 ]

[1950s+] (orig. US) madness; spec. a state of mind that makes it advisable for a person so afflicted to consult a psychoanalyst.

In compounds

shrink klink (n.) [clink n.1 ]

[1980s] (Aus.) a psychiatric institution.

In phrases

head-shrinker (n.) (also headshrink)

1. [1950s+] (orig. US) a psychoanalyst, a psychotherapist, a psychiatrist.

2. attrib. use of sense 1.

3. [1980s] a session of psychoanalysis.

shrink someone’s head (v.)

[1950s+] (orig. US) to psychoanalyse.