Source : Webster's Revised Unabridged Dictionary (1913)

Flannel \Flan"nel\ (fl[a^]n"n[e^]l), n. [F. flanelle, cf. OF.
   flaine a pillowcase, a mattress (?); fr. W. gwlanen flannel,
   fr. gwlan wool; prob. akin to E. wool. Cf. {Wool}.]
   A soft, nappy, woolen cloth, of loose texture. --Shak.

   {Adam's flannel}. (Bot.) See under {Adam}.

   {Canton flannel}, {Cotton flannel}. See {Cotton flannel},
      under {Cotton}.

Canton flannel \Can"ton flan"nel\
   See {Cotton flannel}.

Source : WordNet®

Canton flannel
     n : a stout cotton fabric with nap on only one side [syn: {cotton
         flannel}]