Green’s Dictionary of Slang

1. (US gay) the anus.

1972

B. Rodgers Queens’ Vernacular 19: the rectal opening, anus [...] hymee (late ’30s, fr hymen).

2. (US gay) an adolescent lover/cook.

1972

(con. 1930s–40s) B. Rodgers Queens’ Vernacular 107: Hobo slang (kwn ’30s & ’40s) [...] The adolescent who usually doubled as cook/lover to a homosexual hobo was called a [...] hymee.

3. (US tramp) sexual intercourse.

1950

Goldin et al. DAUL 105/2: Hymie. (Hobo) Sexual intercourse. ‘To knock off a hunk of hymie.’.