lackluster

1. (figurative) Not exceptional; not worthy of special merit, attention, or interest; having no vitality.Examples: "The actor gave a lackluster performance in his latest film."; "An allegedly true story emerges as a lackluster riff on American Hustle and The Wolf of Wall Street with a scrappy turn from an overly disguised lead star[.]"; "It’s fascinating to see a show wrap up in a manner wherein many of the flaws so clearly occur offscreen rather than on; the plague of season eight hasn’t been lackluster episodes, for the most part (though “The Last Of The Starks” was a definite low point)."Synonyms: bloodless, banal, beat, blah, bland, boring, cold, colourlessUSfiguratively