Definition of decius:
(N) :
Gaius Messius Quintus Trajanus Decius (201June 251), known as Trajan Decius or simply Decius, was Roman emperor from 249 to 251.
(N) :
a 3rd-century Roman emperor.
(N) :
(Greek: Δέκιος; 529–546) a politician of the Eastern Roman Empire.
(N) :
Exarch of Ravenna from October 584 to 585.
(N) :
a London-based band made up of brothers Liam and Luke May (founders of Trashmouth Records) together with Quinn Whalley (Paranoid London/Warmduscher) and Fat White Family frontman Lias Saoudi.