Lewis & Short

2. ignōtus, a, um, adj. [in-gnotus, notus].

  1. I. Pass., unknown.
    1. A. In gen.: quamquam ad ignotum arbitrum me appellis: si adhibebit fidem, Etsi est ignotus, notus: si non, notus ignotissimus est, Plaut. Rud. 4, 3, 104 sq.: dubitabitis, judices, quin ab hoc ignotissimo Phryge nobilissimum civem vindicetis? Cic. Fl. 17, 40: ignoti homines et repentini quaestores celeriter facti sunt, id. Brut. 64, 242: homo ignotus et novus, id. Rep. 1, 1: nos pluribus ignotissimi gentibus, id. ib. 1, 17: longinqua eoque ignotior gens, Liv. 5, 32, 5: procedam in aciem adversus ignotos inter se ignorantesque, Liv. 21, 43, 18; cf. § 13: omnes illacrimabiles Urgentur ignotique longa Nocte, Hor. C. 4, 9, 27: jus applicationis obscurum sane et ignotum patefactum atque illustratum est, Cic. de Or. 1, 39, 177: obscurioribus et ignotioribus verbis, Quint. 7, 3, 13; cf. id. 8, 3, 73; 8, 6, 74: haec nova et ignota ratio, Cic. Rep. 1, 16: alter (dies) in vulgus ignotus, id. Att. 9, 5, 2: ille tibi non ignotus cursus animi mei, id. ib. 5, 15, 1: terrae, unknown, distant, Tib. 1, 3, 3; ib. 39; cf.: nobilis ignoto diffusus consule Bacchus, unknown, remote with respect to time, i. e. old, Luc. 4, 379.
      Subst.: ignō-tum, i, n., that which is unknown.
      Prov.: ignoti nulla cupido, Ov. A. A. 3, 397.
    2. B. In partic., pregn. (for ignobilis, II.), of low birth or condition, lowborn, base, vulgar (poet.): quo patre sit natus, num ignota matre inhonestus, Hor. S. 1, 6, 36; cf.: naso suspendis adunco Ignotos, ut me libertino patre natum, id. ib. 6 and 24: Achivi, the ignoble Greeks, Ov. M. 12, 600: progenuit tellus ignoto nomine Ligdum, id. ib. 9, 670: ignotis perierunt mortibus illi, Hor. S. 1, 3, 108.
  2. II. Act. (cf. the Gr. ἄγνωστος), unacquainted with a thing, ignorant of (very rare for ignarus, insciens, inscitus): ignotae iteris sumus, Naev. ap. Non. 124, 28: simulacra ignotis nota faciebant, Cic. Fam. 5, 12, 7: producere ad ignotos (aliquem), Cic. Verr. 2, 5, 29, § 75; Auct. Her. 3, 6, 12; cf.: ignotos fallit, notis est derisui, Phaedr. 1, 11, 2; so, ignoti, faciem ejus cum intuerentur, contemnebant, Nep. Ages. 8, 1.