Source : Webster's Revised Unabridged Dictionary (1913)

Ensue \En*sue"\, v. t. [imp. & p. p. {Ensued}; p. pr. & vb. n.
   {Ensuing}.] [OF. ensevre, OF. & F. ensuivre, fr. L. insequi;
   in + sequi to pursue. See {Sue}.]
   To follow; to pursue; to follow and overtake. [Obs.] ``Seek
   peace, and ensue it.'' --1 Pet. iii. 11.

         To ensue his example in doing the like mischief.
                                                  --Golding.