mindless - Wiktionary, the free dictionary

From Middle English myndles, myndelees, myndeles, mendlees, from Old English myndlēas, ġemyndlēas (“foolish, senseless”), equivalent to mind +‎ -less.

mindless (comparative more mindless, superlative most mindless)

2. Showing a lack of forethought or sense.

   Synonyms: brainless, unmindful, senseless, thoughtless

   Antonyms: mindful, thoughtful

3. Having no sensible meaning or purpose.

   Synonym: senseless

   An act of mindless violence.

   • 2012 August 5, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “I Love Lisa” (season 4, episode 15; originally aired 02/11/1993)”, in (Please provide the book title or journal name)‎^[1]:

     “I Love Lisa” opens with one of my favorite underappreciated running jokes from The Simpsons: the passive-aggressive, quietly contentious relationship of radio jocks Bill and Marty, whose mindless happy talk regularly gives way to charged exchanges that betray the simmering resentment and disappointment perpetually lingering just under the surface of their relationship.

4. Heedless.

   Antonym: mindful

   Near-synonyms: unmindful, absent-minded, thoughtless

5. (of a thing done) Overly repetitive and unchallenging.

   Antonym: engrossing

   Near-synonyms: automatic, rote

6. Lacking a mind.

   Antonyms: conscious, sentient

   Coordinate term: soulless

   Near-synonyms: brainless, unconscious, unsentient

   Atheism alleges that mindless scientific forces control the universe.

• meeting of the mindless
• mindlessly
• mindlessness

• mildness