Without armour. Often used to describe people, things, or situations where armour would normally be encountered. (adjective)
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Use "unarmoured" in a sentence
"So we send our people to their deaths in unarmoured motor boats and then have the Secretary of State weep in his cups about "the sacrifice made by the brave men and women of our armed forces.""
"Furthermore, the bulk of soldiers over term have been killed while riding in unarmoured or lightly armoured vehicles, including three soldiers in British military Land Rovers (including the incident illustrated above)."
"Yours flicks back up into his face ... not the most powerful cut in the world, but this style is unarmoured and a sharp edge in the cheek or jaw is going to leave more than a scar."