MINDLESS

adj. 1 stupid, asinine, thick, thickheaded, obtuse, idiotic, imbecilic, moronic, thoughtless, witless, senseless, brainless, feeble-minded, fatuous, addle-brained, addle-pated, feather-brained, Colloq Brit gormless Many of the programmes on television are mindless twaddle 2 inattentive, unthinking, thoughtless, unaware He plunged into the pool, mindless of any of the perils that awaited him