pĕr-haurĭo, si, stum, 4, v. a.
I Lit., to drain completely , to drink up : calicem uno haustu, Ap. Met. 10, 16, 33; Tert. ad Nat. 1, 15.—
II Trop.: auribus perhauriendum'st, Plaut. Mil. 1, 1, 34.