Source : Webster's Revised Unabridged Dictionary (1913)

Iron \I"ron\, v. t. [imp. & p. p. {Ironed}; p. pr. & vb. n.
   {Ironing}.]
   1. To smooth with an instrument of iron; especially, to
      smooth, as cloth, with a heated flatiron; -- sometimes
      used with out.

   2. To shackle with irons; to fetter or handcuff. ``Ironed
      like a malefactor.'' --Sir W. Scott.

   3. To furnish or arm with iron; as, to iron a wagon.

Ironing \I"ron*ing\, n.
   1. The act or process of smoothing, as clothes, with hot
      flatirons.

   2. The clothes ironed.

   {Ironing board}, a flat board, upon which clothes are laid
      being ironed.

Source : WordNet®

ironing
     n 1: garments (clothes or linens) that are to be (or have been)
          ironed; "there was a basketful of ironing to do"
     2: the work of ironing washed clothes