rare. [f. L. tergum back + versus turned, pa. pple. of vertĕre to turn.] That has turned his back or practised tergiversation; renegade; shifty.
1852. Roebuck, Hist. Whig Min. of 1830, I. 290, note. The tergiverse administration discovered, when too late, that they had broken the staff of their strength.