Lewis & Short

nūtābundus, a, um, adj. [nuto], tottering, staggering (post-class.).

  1. I. Lit.: miles, App. M. 9, p. 237, 1; Salv. Gub. D. 6, 13.
  2. II. Trop., vacillating, uncertain, Lact. 6, 3, 6.