Callet \Cal"let\, n. [Cf. Ir. & Gael. caile a country woman, strumpet.] A trull or prostitute; a scold or gossip. [Obs.] [Written also callat.]
Source: Webster's Revised Unabridged Dictionary (1913)
Callat \Cal"lat\, n. Same as Callet. [Obs.]
A callat of boundless tongue. --Shak.