Definition of labarum in US English:



  • 1A banner or flag bearing symbolic motifs.

    • ‘The labarums were all over the place and when the MC called his name the place exploded.’
    • ‘It was not until 1935 that standards and labarums were granted to artillery and engineer regiments.’
    1. 1.1historical Constantine the Great's imperial standard, which bore Christian symbolic imagery fused with the military symbols of the Roman Empire.
      • ‘The labarum was a purely military flag, and definitely not a flag for the church.’
      • ‘Never was any bearer of this holy labarum injured during fights.’
      • ‘Also the labarums the Romans have are missing an actual Chi-Rho on the top of the pole and instead they have an eagle.’
      • ‘The labarum, like the vexillium, had sometimes fringes with tassels or ribbons.’


Early 17th century: from late Latin, of unknown origin.