o.b.Dict.lkDict.lk - Sinhala to English DictionaryMeaning o.b. Tweet Sinhala Dictionary definitions for o.b.o.b. 🔊o.b. : බාහිර පැතිරැවුමo.b. : සාමාන්ය රක්ෂන ව්යාපාරLern More AboutWiki Definition: o.b.Google Search result: GoogleWiki Article: Wikipedia Tweet