(Slang) A male homosexual. Known historic usages of this word include in The American Thesaurus of Slang by Lester V. Berrey, Melvin Van den Bark, et al., in 1942 ("Effeminate man,...Fauntleroy, flit, fuddyduddy" and "Male homosexual,...flit, four-letter man, fruit, fruitery"); in J.D. Salinger's The Catcher in the Rye in 1951 ("Sometimes it was hard to believe, the people he said were flits and lesbians."); and in E. Lacy's Pity Honest in 1964 ("'Could he have been on the flit side?' 'Doubt that,...not that I'm any authority on queers.'").