joyride

joyride
    n 1: a ride in a car taken solely for pleasure; "they took their
         girlfriends for joyrides in stolen cars"
    v 1: ride in a car with no particular goal and just for the
         pleasure of it; "We tooled down the street" [syn:
         {joyride}, {tool}, {tool around}]
    

23 Moby Thesaurus words for "joyride":
      Sunday drive, airing, bicycle, bike, bus, catch a train, chauffeur,
      cycle, drive, entrain, go by rail, lift, make a train, motor,
      motorcycle, pedal, pickup, ride, spin, take a joyride, taxi, wheel,
      whirl