LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Mettius

Mettius m sg (genitive Mettiī or Mettī)
Classical[ˈmɛt.ti.ʊs]Ecclesiastical[ˈmɛt.ti.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularMarcus Mettius, a legate of Caesar

Declension

declension
formsingularplural
nominativeMettius—
genitiveMettiī
Mettī
—
dativeMettiō—
accusativeMettium—
ablativeMettiō—
vocativeMettī—

Mettĭus, v. Metius.

In the Academy Smith's classical dictionaries

Quick answers

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