The Collaborative International Dictionary of English v.0.48:

Flog \Flog\ (fl[o^]g), v. t. [imp. & p. p. Flogged (fl[o^]gd);
   p. pr. & vb. n. Flogging (-g[i^]ng).] [Cf. Scot. fleg blow,
   stroke, kick, AS. flocan to strike, or perh. fr. L.
   flagellare to whip. Cf. Flagellate.]
   To beat or strike with a rod or whip; to whip; to lash; to
   chastise with repeated blows.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Flogging \Flog"ging\, a. & n.
   from Flog, v. t.
   [1913 Webster]

   Flogging chisel (Mach.), a large cold chisel, used in
      chipping castings.

   Flogging hammer, a small sledge hammer used for striking a
      flogging chisel.
      [1913 Webster]

WordNet (r) 3.0 (2006):

flogging
    n 1: beating with a whip or strap or rope as a form of
         punishment [syn: whipping, tanning, flogging,
         lashing, flagellation]