mindless

形容词 mindless:

1. lacking the thinking capacity characteristic of a conscious being
2. requiring little mental effort
3. not mindful or attentive- G.B.Shaw
   同义词：unmindful, forgetful
4. devoid of intelligence
   同义词：asinine, fatuous, inane, vacuous
5. not marked by the use of reason
   同义词：reasonless, senseless

mind.less

adj.（形容词）

Lacking intelligence or good sense; foolish.
愚蠢的，无知的：缺乏智慧或良知的；蠢笨的
Having no intelligent purpose, meaning, or direction:
盲目的：没有明智的目标、意义或方向的：
例句：
mindless violence.See Synonyms at meaningless
盲目的暴力参见 meaningless

Giving or showing little attention or care; heedless:
不注意的，粗心大意的：给予或显示极少的注意或关心的；莽撞的：
例句：
mindless of the dangers.
对危险毫不在意

【引伸】
mind.lessly
adv.（副词）
mind.lessness
n.（名词）