Merriam-Webster Collegiate Dictionary - fleet

 I. verb  Etymology: Middle English fleten, from Old English fleotan; akin to Old High German fliozzan to float, Old English flowan to flow  Date: before 12th century  intransitive verb  1. obsolete drift  2.  a. archaic flow  b. to fade away ; vanish  3. ~ (III) to fly swiftly  transitive verb to cause (time) to pass usually quickly or imperceptibly  II. noun  Etymology: Middle English flete, from Old English fleot ship, from fleotan  Date: 13th century  1. a number of warships under a single command; specifically an organization of ships and aircraft under the command of a flag officer  2. group 2a, b; especially a group (as of ships, planes, or trucks) operated under unified control  III. adjective  Etymology: probably from 1~  Date: circa 1529  1. swift in motion ; nimble  2. evanescent, ~ing  Synonyms: see fast  • ~ly adverb  • ~ness noun