Source : Webster's Revised Unabridged Dictionary (1913)

Ferry \Fer"ry\, v. t. [imp. & p. p. {Ferried}; p. pr. & vb. n.
   {Ferrying}.] [OE. ferien to convey, AS. ferian, from faran to
   go; akin to Icel. ferja to ferry, Goth. farjan to sail. See
   {Fare}.]
   To carry or transport over a river, strait, or other narrow
   water, in a boat.

Source : WordNet®

ferrying
     n : transport by boat or aircraft [syn: {ferry}]