Lewis & Short

dē-pango, no perf., pactum, 3, v. a., to drive down, drive in, fix into the ground (rare).

  1. I. Lit.: malleolum, Col. 3, 16, 1; cf. id. 3, 21, 11; Plin. 16, 26, 46, § 110: quercus et olea in scrobe depactae, id. 24, 1, 1, § 1: in terram depacta, id. 2, 96, 98, § 211.
  2. * II. Trop.: vitae depactus terminus alte tam manet, etc., Lucr. 2, 1087.