FOREFATHER'S-CUP Meaning of FOREFATHER'S-CUP in English ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun( plural forefather's-cups ) : pitcher plant a Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012