[syn: field day, outing, picnic]
The Collaborative International Dictionary of English v.0.48:
Outing \Out"ing\, n.
   1. The act of going out; an airing; an excursion; as, a
      summer outing.
      [1913 Webster]
   2. A feast given by an apprentice when he is out of his time.
      [Prov. Eng.] --Halliwell.
      [1913 Webster]
WordNet (r) 3.0 (2006):
outing
    n 1: a journey taken for pleasure; "many summer excursions to
         the shore"; "it was merely a pleasure trip"; "after
         cautious sashays into the field" [syn: excursion,
         jaunt, outing, junket, pleasure trip, expedition,
         sashay]
    2: a day devoted to an outdoor social gathering [syn: field
       day, outing, picnic]
Moby Thesaurus II by Grady Ward, 1.0:
29 Moby Thesaurus words for "outing":
   campaign, circuit, course, excursion, expedition, grand tour,
   jaunt, journey, junket, package tour, peregrination, pilgrimage,
   pleasure trip, progress, ride, round trip, roundabout,
   rubberneck tour, run, safari, sally, shoot, spin, stalk, tour,
   trek, trip, turn, voyage