'Spunk' definitions:

Definition of 'spunk'

From: WordNet
noun
Material for starting a fire [syn: kindling, tinder, touchwood, spunk, punk]
noun
The courage to carry on; "he kept fighting on pure spunk"; "you haven't got the heart for baseball" [syn: heart, mettle, nerve, spunk]

Definition of 'Spunk'

From: GCIDE
  • Spunk \Spunk\ (sp[u^][ng]k), n. [Gael. spong, or Ir. sponc, tinder, sponge; cf. AS. sponge a sponge (L. spongia), sp[=o]n a chip. Cf. Sponge, Punk.] [Written also sponk.]
  • 1. Wood that readily takes fire; touchwood; also, a kind of tinder made from a species of fungus; punk; amadou. --Sir T. Browne. [1913 Webster]
  • 2. An inflammable temper; spirit; mettle; pluck; as, a man of spunk. [Colloq.] [1913 Webster]
  • A lawless and dangerous set, men of spunk, and spirit, and power, both of mind and body. --Prof. Wilson. [1913 Webster]

Synonyms of 'spunk'

From: Moby Thesaurus