Merriam-Webster Collegiate Dictionary - run off

 verb  Date: 1683  transitive verb  1.  a. to recite, compose, or produce rapidly  b. to cause to be run or played to a finish  c. to decide (as a race) by a runoff  d. carry out  2. to drain off ; draw off  3.  a. to drive off (as trespassers)  b. to steal (as cattle) by driving away  intransitive verb run away 1