unbeknownDict.lkDict.lk - Sinhala to English DictionaryMeaning unbeknown Tweet Sinhala Dictionary definitions for unbeknownunbeknown 🔊 /ʌˌnbɪnowˈn or ʌˌnbinowˈn/unbeknown : නොදන්නාunbeknown definitionAdjective. Not known; unknown.Lern More AboutWiki Definition: unbeknownGoogle Search result: GoogleWiki Article: Wikipedia Tweet