brain·less 
/ˈbreɪnləs/ adjective
/ˈbreɪnləs/ adjective [more brainless; most brainless] informal : very stupid or silly
▪ He thought most of his coworkers were brainless. ▪ The plot of the new movie is brainless and the acting is terrible.
▪ He thought most of his coworkers were brainless. ▪ The plot of the new movie is brainless and the acting is terrible.
— brain·less·ly adverb
— brain·less·ness noun [noncount]
