See more synonyms on Thesaurus.com noun, plural gla·di·i [gley-dee-ahy] /ˈgleɪ diˌaɪ/.
- a short sword used in ancient Rome by legionaries.
Origin of gladius
Borrowed into English from Latin around 1510–20
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for gladius
I'll take that sword there—no scabbard—and two daggers, besides my gladius.
The European species, common in the Mediterranean, is the Xiphias gladius of naturalists.