From Middle English herb beneit, from Old French herbe beneite (“blessed herb”) (because of its medicinal properties)
herb bennet (uncountable)
- (dated) The avens (Geum urbanum) or the common avens, (Geum aleppicum).
- (obsolete) Hemlock.
The term was occasionally capitalised to Herb Bennet or herb Bennet, the latter following the pattern of such names as herb Christopher, herb Gerard, and herb Margaret.