OFFCAST Meaning of OFFCAST in English I. ˈ ̷ ̷ˌ ̷ ̷ adjectiveEtymology: off (I) + cast, past participle of cast (after cast off ): cast off : discarded, rejected II. noun : castoff Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012