• Webster's Revised Unabridged Dictionary
    • n Angusticlave ăn*gŭs"tĭ*klāv (Rom. Antiq) A narrow stripe of purple worn by the equites on each side of the tunic as a sign of rank.
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Century Dictionary and Cyclopedia
    • n angusticlave A narrow purple stripe or band reaching from the shoulder to the bottom of the tunic on each side, worn regularly by members of the Roman equestrian order, and sometimes by those of inferior rank who had the means to provide it. It was woven in the fabric, and is rarely indicated in sculpture.
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Webster's Revised Unabridged Dictionary
L. angustus, narrow + clavus, a nail, a stripe