mary (plural marys)
- (chiefly US gay slang, usually capitalized) A male homosexual. 
- 1941, G. Legman, Sex Variants, Vol. II, p. 1171:
- 1985, W. Dynes, Homolexis, p. 150:
- In America in the 1950s,... Mary was often used in the vocative to address any fellow homosexual (‘Well, Mary...’).