apoplectic /ˌæp.əˈplɛk.tɪk/adjective 3noun 1forms 3 adjective3 •Of or relating to apoplexy. •(figurative) Marked by extreme anger or fury.Once she heard Jem refer to our father as 'Atticus' and her reaction was apoplectic. — 1960 •(no longer used) Effused with blood. noun1 •A person suffering from apoplexy. formsapoplectics · more apoplectic · most apoplectic