(n.) A case containing powder to be exploded, especially a conical or cylindrical case of metal filled with powder and attached to a plank, to be exploded against and break down gates, barricades, drawbridges, etc. It has been superseded.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). petard. Retrieved September 22, 2026, from http://smartdefine.org/petard/definitions/2044352 |
| Chicago | Webster's. 2011. "petard" http://smartdefine.org/petard/definitions/2044352 (accessed September 22, 2026). |
| Harvard | Webster's 2011, petard, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/petard/definitions/2044352>. |
| MLA | Webster's. "petard" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/petard/definitions/2044352> |