vol·plane I. \ˈvälˌplān\noun Etymology: French vol plané, from vol flight (from voler to fly) + plané, past participle of planer to glide, soar — more at plane : a glide in an airplane II. intransitive verb 1. a.: to glide in an airplane b.: glide 3 2.: to sail or coast through the air in the manner of an airplane that glides < these small creatures volplane from tree to tree with the assistance of a membrane joining fore and hind legs — R.T.Littlejohns >