: having the characteristics of a professional actor
especially: noticeably histrionic or stagy in appearance or mannerism
much too slick and actorish to be convincing as a cheap hustler —Stuart Byron
actorishlyadverb
actorishnessnoun
Miss Metcalf steers her way through the intricate geography of this monologue with astonishing expertise. … At its end, when the loss of those good times and good friends fully hits her, she weeps without either reserve or the slightest hint of actorishness. —Benedict Nightingale, New York Times, 10 June 1984