britisher

from WordNet (r) 3.0 (2006)

Britisher
    n 1: a native or inhabitant of Great Britain [syn: {Britisher},
         {Briton}, {Brit}]

from The Collaborative International Dictionary of English v.0.48

Britisher \Brit"ish*er\, n.
   An Englishman; a subject or inhabitant of Great Britain, esp.
   one in the British military or naval service. [Now used
   jocosely]
   [1913 Webster]