definition of
mindless

[1] #1 mindless s. requiring little mental effort; "mindless tasks". wn

[2] #2 mindless a. [unmindful, forgetful] not mindful or attentive; "while thus unmindful of his steps he stumbled"- G.B.Shaw. wn

[3] #3 mindless s. [asinine, fatuous, inane, vacuous] devoid of intelligence. wn