Source : Webster's Revised Unabridged Dictionary (1913)

Forerun \Fore*run"\, v. t.
   1. To turn before; to precede; to be in advance of (something
      following).

   2. To come before as an earnest of something to follow; to
      introduce as a harbinger; to announce.

            These signs forerun the death or fall of kings.
                                                  --Shak.