'Mettlesomeness' definitions:
Definition of 'mettlesomeness'
From: WordNet
noun
Courageous high-spiritedness
Definition of 'Mettlesomeness'
From: GCIDE
- Mettlesome \Met"tle*some\, a. Full of spirit; possessing constitutional ardor; fiery; as, a mettlesome horse. [1913 Webster] -- {Met"tle*some*ly}, adv. -- {Met"tle*some*ness}, n. [1913 Webster]