cruising

from The Collaborative International Dictionary of English v.0.48
Cruise \Cruise\ (kr[udd]z), v. i. [imp. & p. p. {Cruised}
   (kr[udd]zd); p. pr. & vb. n. {Cruising}.] [D. kruisen to move
   crosswise or in a zigzag, to cruise, fr. kruis cross, fr. OF.
   crois, croiz, F. croix, or directly fr. OF. croisier, F.
   croiser, to cross, cruise, fr. crois a cross. See {Cross}.]
   [1913 Webster]
   1. To sail back and forth on the ocean; to sail, as for the
      protection of commerce, in search of an enemy, for
      plunder, or for pleasure.
      [1913 Webster]

   Note: A ship cruises in any particular sea or ocean; as, in
         the Baltic or in the Atlantic. She cruises off any
         cape; as, off the Lizard; off Ushant. She cruises on a
         coast; as, on the coast of Africa. A pirate cruises to
         seize vessels; a yacht cruises for the pleasure of the
         owner.
         [1913 Webster]

               Ships of war were sent to cruise near the isle of
               Bute.                              --Macaulay.
         [1913 Webster]

               'Mid sands, and rocks, and storms to cruise for
               pleasure.                          --Young.
         [1913 Webster]

   2. To wander hither and thither on land. [Colloq.]
      [1913 Webster]

   3. (Forestry) To inspect forest land for the purpose of
      estimating the quantity of lumber it will yield.
      [Webster 1913 Suppl.]

   4. To travel primarily for pleasure, or without any fixed
      purpose, rather than with the main goal of reaching a
      particular destination. To cruise the streets of town,
      looking for an interesting party to crash.
      [PJC]
    
from Moby Thesaurus II by Grady Ward, 1.0
39 Moby Thesaurus words for "cruising":
      aeronautics, air service, airline, astronautics, aviation,
      ballooning, blind flying, boating, canoeing, circumnavigation,
      cloud-seeding, coasting, commercial aviation, contact flying,
      flight, flying, general aviation, gliding, gunkholing,
      motorboating, navigability, navigating, navigation, passage-making,
      periplus, pilotage, rowing, sailing, sailplaning, sculling,
      sea travel, seafaring, soaring, steaming, travel by water,
      voyaging, water travel, winging, yachting

    

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