fete champetre

from WordNet (r) 3.0 (2006)

fete champetre
    n 1: a party of people assembled for social interaction out of
         doors [syn: {garden party}, {lawn party}, {fete champetre}]

from The Collaborative International Dictionary of English v.0.48

fete \f[^e]te\ (f[asl]t), n. [F. See {Feast}.]
   A festival.
   [1913 Webster]

   {F[^e]te champ[^e]tre}[F.], a festival or entertainment in
      the open air; a rural festival.
      [1913 Webster]