Lewis & Short

1. in-testātus, a, um, adj.

  1. I. That has made no will, intestate: si intestata esset mortua, Cic. Verr. 2, 2, 22, § 53: cives, Trajan. ap. Plin. Ep. 10, 88: ad cenam si intestatus eas, Juv. 3, 274: senectus, id. 1, 144: mori, Dig. 25, 4, 4; cf. ib. 50, 16, 64.
  2. II. Not convicted by witnesses: indemnatus atque intestatus, Plaut. Curc. 5, 3, 17; so id. ib. 5, 2, 24.
  3. III. Not trustworthy: servus, Pompon. ap. Non. 323, 28.
    Hence,
    1. A. Subst.: intestātus, i, m.; intestā-ta, ae, f., one who has not made a will: virgo vestalis neque heres est cuiquam intestato neque intestatae quisquam, Lab. ap. Gell. 1, 12, 18.
      Plur., Gai. 3, 1 sqq.; Mos. et Rom. Leg. Coll. 16, 3; 1 sq.
    2. B. As adv.: intestātō or ab intestātō, without a will, intestate: paterfamilias cum mortuus esset intestato, Cic. de Or. 1, 40, 183; id. Inv. 2, 50, 148: ab intestato heres, Dig. 37, 7, 1, § 8; 5, 2, 6, § 1; 29, 2, 93 al.