The Collaborative International Dictionary of English v.0.48:

Entrap \En*trap"\, v. t. [imp. & p. p. Entrapped; p. pr. & vb.
   n. Entrapping.] [Pref. en- + trap: cf. OF. entraper.]
   To catch in a trap; to insnare; hence, to catch, as in a
   trap, by artifices; to involve in difficulties or distresses;
   to catch or involve in contradictions; as, to be entrapped by
   the devices of evil men.
   [1913 Webster]

         A golden mesh, to entrap the hearts of men. --Shak.

   Syn: To insnare; inveigle; tangle; decoy; entangle.
        [1913 Webster]