The Collaborative International Dictionary of English v.0.48:

Jaunt \Jaunt\, v. i. [imp. & p. p. Jaunted; p. pr. & vb. n.
   Jaunting.] [Cf. Scot. jaunder to ramble, jaunt to taunt,
   jeer, dial. Sw. ganta to play the buffoon, romp, jest; perh.
   akin to E. jump. Cf. Jaunce.]
   [1913 Webster]
   1. To ramble here and there; to stroll; to make an excursion.
      [1913 Webster]

   2. To ride on a jaunting car.
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   Jaunting car, a kind of low-set open vehicle, used in
      Ireland, in which the passengers ride sidewise, sitting
      back to back. [Written also jaunty car.] --Thackeray.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Jaunt \Jaunt\, v. t.
   To jolt; to jounce. [Obs.] --Bale.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Jaunt \Jaunt\, n.
   1. A wearisome journey. [R.]
      [1913 Webster]

            Our Savior, meek, and with untroubled mind
            After his a["e]ry jaunt, though hurried sore.
            Hungry and cold, betook him to his rest. --Milton.
      [1913 Webster]

   2. A short excursion for pleasure or refreshment; a ramble; a
      short journey.
      [1913 Webster]

WordNet (r) 3.0 (2006):

jaunt
    n 1: a journey taken for pleasure; "many summer excursions to
         the shore"; "it was merely a pleasure trip"; "after
         cautious sashays into the field" [syn: excursion,
         jaunt, outing, junket, pleasure trip, expedition,
         sashay]
    v 1: make a trip for pleasure [syn: travel, trip, jaunt]

Moby Thesaurus II by Grady Ward, 1.0:

96 Moby Thesaurus words for "jaunt":
   airing, amble, bat around, bum, campaign, circuit, constitutional,
   count ties, course, cruise, divagate, drift, excursion, expedition,
   fare, flit, forced march, gad, gad about, gallivant, globe-trot,
   go about, go abroad, go on safari, go overseas, go the rounds,
   grand tour, hike, hit the road, hit the trail, hobo, journey,
   junket, knock about, knock around, make a journey,
   make a pilgrimage, make a trip, march, meander, mooch, mush,
   nomadize, outing, package tour, parade, peregrinate, peregrination,
   pererrate, peripatetic journey, peripateticism, pilgrim,
   pilgrimage, pleasure trip, progress, promenade, prowl, ramble,
   range, range the world, roam, round trip, roundabout, rove,
   rubberneck, rubberneck tour, run, run about, safari, sally,
   saunter, schlep, shoot, sight-see, stalk, straggle, stray, stretch,
   stroll, take a trip, take the road, tour, traipse, tramp, trek,
   trip, trudge, turn, vagabond, vagabondize, voyage, walk,
   walk the tracks, walking tour, wander, wayfare