Trending Showcase Meaning Verb - Showcase (sth.) verb (showcased, showcased)—. Showcase — show‧case [ˈʆəʊkeɪs ǁ ˈʆoʊ ] noun. Showcase Meaning Verb : Showcase — show‧case ˈʆəʊkeɪs ǁ ˈʆoʊ noun.