Green’s Dictionary of Slang

(US) a male homosexual.

1882		N.Y. Trib. q. in Lewis & Smith Oscar Wilde Discovers Amer. (2003) 47: [A] venerable poet went about the club saying, ‘Where is she? Well, why not say ‘she’? I understand she’s a Charlotte-Ann.’.
1991		R. Austen Genteel Pagan 24: [V]arious slang terms implying sissiness (e.g., ‘Miss Nancy’, ‘Charlotte-Ann’, ‘Aunt Fancy’) were in use, but none was necessarily synonymous with ‘pederast’ or ‘sodomite’ [Simes:DLSS].