mettlesome Meaning, Definition & Usage

  1. adjective satellite having a proud and unbroken spirit
  2. adjective satellite willing to face danger
    gritty; spunky; gamy; spirited; game; gamey.

WordNet

Met"tle*some adjective
Definitions
  1. Full of spirit; possessing constitutional ardor; fiery; as, a mettlesome horse. -- Met"tle*some*ly, adv. -- Met"tle*some*ness, n.

Webster 1913