LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Rōscius

Rōscius m sg (genitive Rōsciī or Rōscī)
Classical[ˈroːs.ki.ʊs]Ecclesiastical[ˈrɔʃ.ʃi.us]

Meaning

  1. Lucius Roscius Fabatus, a Roman politician
  2. Lucius Roscius Otho, a Roman tribune

Declension

declension
formsingularplural
nominativeRoscius—
genitiveRosciī
Roscī		—
dativeRosciō—
accusativeRoscium—
ablativeRosciō—
vocativeRoscī—

Roscĭus, i, m.,
I. the name of a Roman gens.
I. L. Roscius, a Roman ambassador, slain in a revolt at Fidenæ, Liv. 4, 17, 2.—
II. L. Roscius Otho, a friend of Cicero, who, when tribune of the people, A. U.C. 686, carried through a law that fourteen rows of seats in the theatre next to those of the senators should be appropriated to the knights, Cic. Mur. 19, 40; Liv. Epit. 99; Ascon. ap. Cornel. p. 784; Vell. 2, 32, 3; Plin. 7, 30, 31, § 117; Juv. 14, 324. The law just referred to was called Lex Roscia, Cic. Phil. 2, 18, 44; Hor. Ep. 1, 1, 62; Tac. A. 15, 32.—
III. Q. Roscius Gallus, a freedman from Lanuvium, a very celebrated actor, the intimate friend of Cicero, who defended him in an oration still extant. His excellence soon became proverbial: videtisne, quam nihil ab eo (sc. Roscio) nisi perfecte, nihil nisi cum summā venustate flat, etc.... Itaque hoc jam diu est consecutus, ut in quo quisque artificio excelleret, is in suo genere Roscius diceretur, Cic. de Or. 1, 28, 130; 59, 251; id. Arch. 8, 17; cf. id. Brut. 84, 290; Hor. Ep. 2, 1, 82. — Hence,
B. Roscĭā-nus, a, um, adj., Roscian: imitatio senis, Roscius's, Cic. de Or. 2, 59, 242.—
IV. Sex. Roscius, of Ameria, defended by Cicero, A. U. C. 674, in an oration still extant, Cic. Off. 2, 14, 51; id. Brut. 90, 312.—
V. Lucius Roscius, who commanded a legion under Cæsar, Caes. B. G. 7, 53; id. B. C. 1, 10.

Origins

Likely from rōscidus (“dewy, moist”), from rōs (“dew, moisture”).

In the Academy Smith's classical dictionaries

Biography & mythologyRosciusRoscius. 3. Q. Roscius, the most celebrated comic actor at Rome, was a native of Solonium, a small place in the neighbourhood of Lanuvium. His sister …

Quick answers

What does Rōscius mean in Latin?
Rōscius, a proper noun, means “Lucius Roscius Fabatus, a Roman politician; Lucius Roscius Otho, a Roman tribune”.
What is the genitive of Rōscius?
The genitive singular is Rōsciī. Rōscius is masculine, second declension.
How do you pronounce Rōscius?
In classical Latin, [ˈroːs.ki.ʊs]; in ecclesiastical (church) Latin, [ˈrɔʃ.ʃi.us].