a. 1. Of or pertaining to the island anciently called Lesbos, now Mitylene, in the Grecian Archipelago. [ 1913 Webster ]
2. Amatory; erotic; -- in allusion to the reputed sensuality of the Lesbian people and literature; as, Lesbian novels. [ archaic ] [ Webster 1913 Suppl. ]
3. Homosexual; -- applied to female homosexuals. [ PJC ]