'Trapper' definitions:

Definition of 'trapper'

From: WordNet
noun
Someone who sets traps for animals (usually to obtain their furs)

Definition of 'Trapper'

From: GCIDE
  • Trapper \Trap"per\, n. [From Trap to insnare.]
  • 1. One who traps animals; one who makes a business of trapping animals for their furs. --W. Irving. [1913 Webster]
  • 2. (Mining) A boy who opens and shuts a trapdoor in a gallery or level. --Raymond. [1913 Webster]