The Collaborative International Dictionary of English v.0.48:

Scoot \Scoot\, v. i.
   To walk fast; to go quickly; to run hastily away. [Colloq. &
   Humorous, U. S.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

scoot
    v 1: run or move very quickly or hastily; "She dashed into the
         yard" [syn: dart, dash, scoot, scud, flash,
         shoot]

Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "scoot":
   barrel, beeline, bolt, bustle, career, dart, dash, flee, fleet,
   fling, fly, haste, hasten, hie, highball, hump, hump it, hurry,
   hurtle, hustle, make haste, post, race, run, rush, scamper, scour,
   scramble, screw, scud, scurry, scurvy, scuttle, shin, shoot,
   skedaddle, skip, sprint, step on it, tear, zip