seriocomic adjective 1noun 1forms 3 adjective1 •Having both serious and comedic qualities or tendencies.Don't Tell Mom the Babysitter's Dead is a seriocomic romp through the summer of a group of teenagers. noun1 •(historical) A seriocomic performer; especially, a female variety performer working in seriocomic acting and singing.One day, when Philip had been at the shop for five months, Miss Alice Antonia, the well-known seriocomic, came in and asked to see Mr Sampson. — 1915 formsseriocomics · more seriocomic · most seriocomic