Green’s Dictionary of Slang

(US) a homosexual.

1949		Monteleone Criminal Sl. (rev. edn).
1962		R. Hauser Homosexual Society 53: This relationship between two ‘lovers’ is quite different, however, from the relationship between two similarly sex-orientated homosexuals who are not interested in each other (i.e. two ‘homies’ or two ‘bitches’). [...] I always like to live with another bitch but it is difficult because when I bring a nice Homie home, she wants him too.
1971–2		C. Shafer ‘Catheads [...] and Cho-Cho Sticks’ in Abernethy Bounty of Texas (1990) 207: homie, n. – a homosexual.
2010		W. Ings ‘Trolling the Beat to Working the Soob’ in Int’l Jrnl Lexicog. 23:1 64: In a cubicle a charvering omee (male prostitute) might discreetly blag (pick up) a homie ajax (a man in a neighbouring stall).