exhibitionismn.

1893 C. G. Chaddock tr. R. von Krafft-Ebing Psychopathia Sexualis v. 394 In his dreams he exhibited himself to young, voluptuous women... In this hereditary and degenerate impulsive exhibitionism, it is interesting to note how the perverse sexual impulse is awakened from its latency by..alcohol.

1908 Practitioner Jan. 10 A hyperaesthesia sexualis, with an insufficient power to satisfy his impulses, will lead to strained marital relations, immorality, and promiscuous intercourse, exhibitionism, and even sexual perversions.

1919 M. K. Bradby Psycho-anal. 136 An expression of sexuality on a level with childish ‘exhibitionism’.

1921 19th Cent. Mar. 476 Its [sc. love's] regression and narcissism, exhibitionism, masochism, [etc.].

1924 C. Gray Surv. Contemp. Mus. 15 Others for whom art is an opportunity for spiritual exhibitionism and literature a confessional.

1926 T. Beer Mauve Decade v. 180 A species of exhibitionism that makes one grin.

1928 Sunday Disp. 5 Aug. 11/2 Heroin is a drug that promotes exhibitionism. The user..is prompted to false bravery, extravagant behaviour, showiness.

1964 A. Storr Sexual Deviation ix. 91 Of these deviations, by far the commonest is exhibitionism, or, as the law terms it, indecent exposure.

1920 W. R. Lethaby Form in Civiliz. (1922) 182 This exhibitionism is one of the many symptoms of ‘the sickness of acquisitive society’.