A very short carriage gun used to fire a heavy shot for a limited range(noun)
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Use "carronade" in a sentence
"A shell from a short cannon known as a carronade landed close behind Joyful."
"The carronade was a pot of a gun, not a long, elegant and accurate cannon, but a squat cauldron to be charged with powder and metal scraps that flayed out like buckshot."
"A carronade is a short cannon of large calibre, but of very short range."