Lewis & Short

ē-mancĭpo (ēmancŭpo), āvi, ātum, 1, v. a.
Jurid. t. t.

  1. I. In the strict sense, to put out of the hand and power of the paterfamilias; to declare free and independent, to emancipate a son from the patria potestas by the thrice-repeated act of mancipatio and manumissio, Dig. 1, 132 sq.; Ulp. Fragm. 10, 1; Just. Inst. 1, 12, § 6; Liv. 7, 16; Plin. Ep. 4, 2, 2 et saep.; cf. Sandars, Just. Inst. introd. p. 37 sq.
  2. II. In a wider sense, to give from under one’s own power or authority into that of another.
    1. A. Prop.: filium in adoptionem, Cic. Fin. 1, 7, 24; cf. Plin. Ep. 8, 18, 4, and Paul. ex Fest. p. 77, 6 Müll.: agrum, Suet. Oth. 4; cf.: praedia paterna, Quint. 6, 3, 44.
    2. B. Transf. beyond the jurid. sphere, to give up, surrender, sell: mulier, tibi me emancupo: tuus sum, Plaut. Bacch. 1, 1, 59; cf. Hor. Epod. 9, 12: (senectus) si jus suum retinet, si nemini emancipata est, Cic. de Sen. 11, 38; cf.: venditus atque emancipatus tribunatus, id. Phil. 2, 21, 51.