tantivy /tænˈtɪvi/noun 2adverb 1verb 1forms 3 noun2 •(informal) The sound of a hunting horn in imitation of a galloping horse •(no longer used) A rapid gallopSir , I expected to hear from you in the Language of the lost Groat , and the Prodigal Son , and not in such a Tantivy of Language — 1658 adverb1 •(no longer used) At full tiltFryar John began to paw, neigh and whinny at the Snout's end, as one ready to leap, or at least to play the Ass, and get up and ride tantivy to the Devil like a Beggar on Horseback. — 1737 verb1 •To hurry off. formstantivied · tantivying · tantivies