LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Maccius

Maccius m sg (genitive Macciī or Maccī)
Classical[ˈmak.ki.ʊs]Ecclesiastical[ˈmat.t͡ʃi.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularTitus Maccius Plautus, a Roman playwright

Declension

declension
formsingularplural
nominativeMaccius—
genitiveMacciī
Maccī		—
dativeMacciō—
accusativeMaccium—
ablativeMacciō—
vocativeMaccī—

Maccius, a,
I. name of a Roman gens. —Hence, T. Maccius Plautus, the celebrated Roman comic poet; v. Plautus.

Quick answers

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