ton \ton\ t^on, n. f. see tone.
   the prevailing fashion or mode; vogue; as, things of ton.
   --byron.
   1913 webster

         if our people of ton are selfish, at any rate they show
         they are selfish.                        --thackeray.
   1913 webster

   bon ton. see in the vocabulary.
      1913 webster
see also:
tone bon ton 

bon ton \bon" ton"\ b^on" t^on". f., good tone, manner.
   the height of the fashion; fashionable society.
   1913 webster

bon ton
     n : the fashionable elite syn: society, high society, beau
         monde, smart set
see also:
society high society beau monde smart set 

45 moby thesaurus words for "bon ton":
   conformity, consuetude, convention, currency, custom,
   established way, etiquette, fashion, fashionableness, folkway,
   haute couture, high fashion, manner, manners, mode, modishness,
   mores, observance, popularity, practice, praxis, prescription,
   prevailing taste, prevalence, proper thing, ritual,
   social convention, standard behavior, standard usage,
   standing custom, stream of fashion, style, stylishness, swim,
   time-honored practice, tradition, trend, usage, use, vogue,
   voguishness, way, what is done, wont, wonting