WordNet (r) 3.0 (2006):

trapshooting
    n 1: the sport of shooting at clay pigeons that are hurled
         upward in such a way as to simulate the flight of a bird
         [syn: skeet, skeet shooting, trapshooting]

Moby Thesaurus II by Grady Ward, 1.0:

19 Moby Thesaurus words for "trapshooting":
   archery, casting, chucking, firing, flinging, gunnery, heaving,
   hurling, jaculation, lobbing, musketry, pitching, projection,
   shooting, skeet, skeet shooting, slinging, throwing, trajection