arms embargo; ban on arms exports
Refers to an official prohibition on exporting weapons, often used in political or diplomatic contexts.
The UN imposed an arms embargo on that country.
An arms embargo is one of the international security policies.
武器禁輸 is a near-synonym also meaning 'arms embargo', but 武器輸出禁止 explicitly focuses on the export ban aspect.
Compound of 武器 (weapon), 輸出 (export), and 禁止 (prohibition).