1861 F. M. Müller ii. 55 Class dialects, too, would spring up; the dialects of servants, grooms, shepherds, and soldiers.
1930 J. R. Firth viii. 62 Standard English, on the other hand, is a class dialect; to adapt Lord Chesterfield, it is the ‘usage of the best companies’.
2005 G. Jones in P. B. Messent & L. J. Budd 133 In this sense, German behaves like one of Twain's many class dialects: it reveals and contains the intellectual culture of its speaker.