Source : Webster's Revised Unabridged Dictionary (1913)

Forced \Forced\, a.
   Done or produced with force or great labor, or by
   extraordinary exertion; hurried; strained; produced by
   unnatural effort or pressure; as, a forced style; a forced
   laugh.

   {Forced draught}. See under {Draught}.

   {Forced march} (Mil.), a march of one or more days made with
      all possible speed. -- {For"ced*ly}, adv. --
      {For"ced*ness}, n.