serperastra (serpir-), ōrum, n. perh. from serpo - rastrum, creepingsplints, knee-splints or knee-bandages for straightening the crooked legs of children. * Lit.: pueris in geniculis alligare, Varr. L. L. 9, § 11 Mull.

—* Transf., humorously of officers, who hold the soldiers in check: de serperastris cohortis meae nihil est quod doleas, Cic. Att. 7, 3, 8.