Tan-tĭv'ȳ or Tăn'ti-vy1, adv.
(Synop., §130), adv. [Said to be from the note of a hunting-horn.] Swiftly; speedily; rapidly;—a hunting term.
To ride tantivy, to ride with great speed. Johnson.
2 entries under this word
Tantivy
Tan-tīv'y2, n.
n. A rapid, violent gallop. [Rare.]