From Longman Dictionary of Contemporary Englishmindlessmind‧less /ˈmaɪndləs/ adjective1STUPID/NOT SENSIBLEcompletely stupid and without any purposeSYN senselessHis drinking bouts often ended in acts of mindless violence.2STUPID/NOT SENSIBLEif something is mindless, you can do it or watch it without thinking or using your mindDoug was watching something mindless on television.the mindless routine of military discipline► see thesaurus at easy3 →mindless of something —mindlessly adverbExamples from the Corpusmindless• But the growth in consumerdebt should not be simply seen and condemned as a complete descent into mindlessconsumerism.• The fate of the monasticlibraries serves in popular imagination as a classic example of mindless iconoclasm.• Some mindless individual has again stripped all the hangers from Parrock.• Appearances of being vicious, mindless, or mediocre can be deceptive, and the deception is often studied and rehearsed.• They were simply swept up in a mindlessterror campaign.• Sometimes I felt a mindless, uncontrollablerage, a consumption that ran through my chest to my hands.• The movie is full of mindlessviolence.• Stuffingenvelopes is mindless work.