ゆだんきんもつ 油断は禁物 LinksSentence search for 油断は禁物Sentence search for ゆだんはきんもつKanji details for 油, 断, 禁 and 物Edit in JMdict Expressions (phrases, clauses, etc.)1. be on your guard!; take care!Proverb Discussions Log in to talk about this word.