(n.) A coarse kind of thick woolen cloth, worn by the poor in the Middle Ages; also, a woolen cap or hood worn over the shoulders or over the head.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). birrus. Retrieved September 22, 2026, from http://smartdefine.org/birrus/definitions/1980524 |
| Chicago | Webster's. 2011. "birrus" http://smartdefine.org/birrus/definitions/1980524 (accessed September 22, 2026). |
| Harvard | Webster's 2011, birrus, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/birrus/definitions/1980524>. |
| MLA | Webster's. "birrus" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/birrus/definitions/1980524> |