<p><strong>noun</strong></p><ul><li>An explosive device formerly used in warfare to blow in a door or gate, form a breach in a wall, etc.</li><li>A kind of firecracker.</li><li>Also called Flying Dustbin: A British spigot mortar of World War II that fired a 40-pound (18-kilogram) finned bomb, designed to destroy pillboxes and other concrete obstacles.</li></ul>