Lewis & Short

vervex (berbex and verbex), ēcis, m., a wether.

  1. I. Lit., Varr. L. L. 5, § 98 Müll.; id. ap. Non. 189, 30; Plaut. Capt. 4, 2, 40; Cic. Leg. 2, 22, 55.
  2. II. Transf., a name for a stupid fellow, qs. mutton-head, Plaut. Merc. 3, 3, 6; Auct. ap. Sen. Const. 17, 1; Juv. 10, 50.