Definition of veinstuff in English:

veinstuff

noun

  • Crystalline or earthy matter forming the bulk of the material in a vein and containing metallic ore.

Origin

Late 18th century; earliest use found in John Sinclair (1754–1835), agricultural improver, politician, and codifier of ‘useful knowledge’. From vein + stuff.

Pronunciation

veinstuff

/ˈveɪnstʌf/