- a hooded cloak of coarse wool, a common article of apparel in the later Roman Empire.
Origin of birrus
< Late Latin, perhaps < Celtic *birros short (> Welsh byrr, MIr berr); for sense cf. shirt
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for birrus
Such were the birrus (so-called from its red colour), abolla and lacerna.