The Collaborative International Dictionary of English v.0.48:

Foreigner \For"eign*er\, n.
   A person belonging to or owning allegiance to a foreign
   country; one not native in the country or jurisdiction under
   consideration, or not naturalized there; an alien; a
   stranger.
   [1913 Webster]

         Joy is such a foreigner,
         So mere a stranger to my thoughts.       --Denham.
   [1913 Webster]

         Nor could the majesty of the English crown appear in a
         greater luster, either to foreigners or subjects.
                                                  --Swift.
   [1913 Webster]

WordNet (r) 3.0 (2006):

foreigner
    n 1: a person who comes from a foreign country; someone who does
         not owe allegiance to your country [syn: foreigner,
         alien, noncitizen, outlander] [ant: citizen]
    2: someone who is excluded from or is not a member of a group
       [syn: foreigner, outsider]