The Collaborative International Dictionary of English v.0.48:

fleet \fleet\ (fl[=e]t), v. i. [imp. & p. p. fleeted; p. pr. &
   vb. n. fleeting.] [OE. fleten, fleoten, to swim, AS.
   fle['o]tan to swim, float; akin to D. vlieten to flow, OS.
   fliotan, OHG. fliozzan, G. fliessen, Icel. flj[=o]ta to
   float, flow, Sw. flyta, D. flyde, L. pluere to rain, Gr.
   plei^n to sail, swim, float, Skr. plu to swim, sail.
   [root]84. Cf. Fleet, n. & a., Float, Pluvial, Flow.]
   1. To sail; to float. [Obs.]
      [1913 Webster]

            And in frail wood on Adrian Gulf doth fleet.
                                                  --Spenser.
      [1913 Webster]

   2. To fly swiftly; to pass over quickly; to hasten; to flit
      as a light substance.
      [1913 Webster]

            All the unaccomplished works of Nature's hand, . . .
            Dissolved on earth, fleet hither.     --Milton.
      [1913 Webster]

   3. (Naut.) To slip on the whelps or the barrel of a capstan
      or windlass; -- said of a cable or hawser.
      [1913 Webster]

   4. (Naut.) To move or change in position; -- said of persons;
      as, the crew fleeted aft.
      [Webster 1913 Suppl.]