Definition
"Gallous" is an archaic adjective meaning deserving of the gallows or wicked. If someone is described as "gallous," they're considered bad enough to be hanged. It's like calling someone "hangable." The word has a strong negative connotation, implying extreme wrongdoing. It's rarely used in modern English, but it appears in older literature. Calling someone "gallous" is a serious insult, implying they deserve the worst punishment.