bastard culverin

noun Military.

a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).

Origin of bastard culverin

First recorded in 1540–50

Also called bastard.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018