insucommon nounSyllable DecompositioninsuEtymologyexpandfrom the privative prefix in- and su.Definition1. Without the knowledge of someone, and, in similar expressions, without my knowledge, without your knowledge... That is to say, the thing not being known to someone, to me, to you, etc.expandMais c'était à l'insu de leurs parents cruels ; La défense est un charme.Sinon contre mon gré, du moins à mon insu.PluralinsusAnagramsnuisunisTranslationsenglish:unbeknownstitalian:insaputaSee alsosavantissime (adj.) savoir (v.) savanterie (cn.) resavoir (v.) ressavoir (v.) savant (adj.)