LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Curius1

Curius m sg (genitive Curiī or Curī)
Classical[ˈkʊ.ri.ʊs]Ecclesiastical[ˈkuː.ri.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularManius Curius Dentatus, a Roman consul

Declension

declension
formsingularplural
nominativeCurius—
genitiveCuriī
Curī		—
dativeCuriō—
accusativeCurium—
ablativeCuriō—
vocativeCurī—

Cŭrĭus, a,
I. the name of a Roman gens; thus M'. Curius Dentatus, the conqueror of the Samnites, Sabines, Lucanians, and of Pyrrhus; celebrated for his moderation, Cic. Sen. 16, 55 sq.; Aur. Vict. Vir. Ill. 33; Hor. C. 1, 12, 41; Juv. 11, 78; Flor. 1, 15; 1, 18; Cic. Sull. 7, 23; Val. Max. 4, 3, 5 sq. et saep.—
B. Appel. for a bold and moderate man; in plur.: (Nenia) et maribus Curiis et decantata Camillis, Hor. Ep. 1, 1, 64; Juv. 2, 3.—Hence,
II. Cŭrĭānus, a, um, adj., of or pertaining to a Curius, Curian: villa, Cic. Leg. 2, 1, 3: causa, id. de Or. 2, 6, 24: judicium, Quint. 7, 6, 9.

In the Academy Smith's classical dictionaries

Biography & mythologyCuriusCurius. 4. M'. Curius, one of the most intimate friends of Cicero, who had known him from his childhood, and describes him as one of the kindest of me…
adjective
cūrĭus2

Meaning

  1. full of sorrow, grievous

cūrĭus, a, um, adj. cura, II.,
I. full of sorrow, grievous: infortunio, Plaut. Ps. 4, 7, 44 dub. (Ritschl, curvo).

Quick answers

What does Curius mean in Latin?
Curius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Curius?
The genitive singular is Curiī. Curius is masculine, second declension.
How do you pronounce Curius?
In classical Latin, [ˈkʊ.ri.ʊs]; in ecclesiastical (church) Latin, [ˈkuː.ri.us].