Blunderbuss
From Tardis Wiki, the free Doctor Who reference
A blunderbuss was a type of firearm. Fanshawe had one to scare off intruders. (TV: The Woman Who Lived) Joseph Longfoot was armed with a blunderbuss. (PROSE: The Smugglers)
In the Crooked World, Streaky Bacon was armed with a blunderbuss. While attempting to prevent the Whatchamacallit from stealing his carrots, he accidentally shot the Eighth Doctor. (PROSE: The Crooked World)