UNalso: ユーエヌ · ユーエンFreq.FrequencyTop 20,000Meanings1nounUnited Nations; UNAbbreviation for the United Nations, commonly used in news and formal contexts.See also: 国際連合UNは国こく際さい平へい和わの維い持じに努つとめている。The UN works to maintain international peace.