油ゆ断だん禁きん物もつMeaningsExpression1. be on your guard; negligence is the enemyKanji used油oil断be cut off禁prohibit物thingComposed of油ゆ断だんnegligence; carelessness; inattention; unpreparednessNoun禁きん物もつthing that should be (carefully) avoided; no-no; thing to definitely not do; something forbidden; tabooNoun