outrunner

[out-ruhn-er]
noun
  1. a person or thing that runs ahead or outside.
  2. an attendant who runs before or beside a carriage.
  3. the leader of a team of dogs.
  4. a forerunner.

Origin of outrunner

First recorded in 1590–1600; out- + runner
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for outrunner

outrunner

noun
  1. an attendant who runs in front of a carriage, etc
  2. the leading dog in a sled team
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012