The DICT Development Group

  fly the coop
      v 1: flee; take to one's heels; cut and run; "If you see this
           man, run!"; "The burglars escaped before the police showed
           up" [syn: scat, run, scarper, turn tail, lam,
           run away, hightail it, bunk, head for the hills,
           take to the woods, escape, fly the coop, break
           away]

  18 Moby Thesaurus words for "fly the coop":
     bail out, break away, break jail, break loose, cut loose, escape,
     escape prison, evade, flee, get away, get clear of, get free,
     get out, get out of, jump, make a getaway, skip, slip the collar