The Collaborative International Dictionary of English v.0.48:

Painim \Pai"nim\, n. [OE. painime pagans, paganism, fr. OF.
   paienisme paganism, LL. paganismus. See Paganism, Pagan.]
   A pagan; an infidel; -- used also adjectively. [Written also
   panim and paynim.] --Peacham.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Paynim \Pay"nim\, n. & a.
   See Painim.
   [1913 Webster]

WordNet (r) 3.0 (2006):

paynim
    n 1: a heathen; a person who is not a Christian (especially a
         Muslim)