Source : Webster's Revised Unabridged Dictionary (1913)

Cackle \Cac"kle\, v. i. [imp. & p. p. {Cackled} (-k'ld); p. pr.
   & vb. n. {Cackling}.] [OE. cakelen; cf. LG. kakeln, D.
   kakelen, G. gackeln, gackern; all of imitative origin. Cf.
   {Gagle}, {Cake} to cackle.]
   1. To make a sharp, broken noise or cry, as a hen or goose
      does.

            When every goose is cackling.         --Shak.

   2. To laugh with a broken noise, like the cackling of a hen
      or a goose; to giggle. --Arbuthnot.

   3. To talk in a silly manner; to prattle. --Johnson.