sensationalist noun 2adjective 1forms 3 noun2 •One who indulges in sensational behavior or action. •One who believes or espouses the philosophy of sensationalism. adjective1 •Sensationalistic; tending to sensationalize; characterized by sensationalism (the use of exaggerated or lurid material in order to gain public attention).It was a sensationalist newspaper, even by tabloid standards. formssensationalists · more sensationalist · most sensationalist