The Collaborative International Dictionary of English v.0.48:

Baffling \Baf"fling\ (b[a^]f"fl[i^]ng), a.
   Frustrating; discomfiting; disconcerting; as, baffling
   currents, winds, tasks. -- Baff"ling*ly, adv. --
   Baff"ling*ness, n.
   [1913 Webster]