Source : Webster's Revised Unabridged Dictionary (1913)

Ding \Ding\, v. t. [imp. & p. p. {Dinged}, {Dang} (Obs.), or
   {Dung} (Obs.); p. pr. & vb. n. {Dinging}.] [OE. dingen,
   dengen; akin to AS. dencgan to knock, Icel. dengja to beat,
   hammer, Sw. d["a]nga, G. dengeln.]
   1. To dash; to throw violently. [Obs.]

            To ding the book a coit's distance from him.
                                                  --Milton.

   2. To cause to sound or ring.

   {To ding (anything) in one's ears}, to impress one by noisy
      repetition, as if by hammering.