Cite
 

Meaning of dux

dux

Pronunciation: (duks, dooks), [key]
— pl. du•ces dux•es
  1. the pupil who is academically first in a class or school.
  2. (in the later Roman Empire) a military chief commanding the troops in a frontier province.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.