'Tracker' definitions:

Definition of 'tracker'

From: WordNet
noun
Someone who tracks down game

Definition of 'Tracker'

From: GCIDE
  • Tracker \Track"er\, n.
  • 1. One who, or that which, tracks or pursues, as a man or dog that follows game. [1913 Webster]
  • And of the trackers of the deer Scarce half the lessening pack was near. --Sir W. Scott. [1913 Webster]
  • 2. (Mus.) In the organ, a light strip of wood connecting (in path) a key and a pallet, to communicate motion by pulling. [1913 Webster]