Source : Webster's Revised Unabridged Dictionary (1913)

Lurk \Lurk\, v. i. [imp. & p. p. {Lurked}; p. pr. & vb. n.
   {Lurking}.] [OE. lurken, lorken, prob. a dim. from the source
   of E. lower to frown. See {Lower}, and cf. {Lurch}, a sudden
   roll, {Lurch} to lurk.]
   1. To lie hid; to lie in wait.

            Like wild beasts, lurking in loathsome den.
                                                  --Spenser.

            Let us . . . lurk privily for the innocent. --Prov.
                                                  i. 11.

   2. To keep out of sight.

            The defendant lurks and wanders about in Berks.
                                                  --Blackstone.