unthinking

[uhn-thing-king]

adjective

1. thoughtless; heedless; inconsiderate.

   an unthinking, tactless person.

2. indicating lack of thought or reflection.

   a dull, unthinking expression on his face.

3. not endowed with the faculty of thought.

   unthinking matter.

4. not exercising thought; not given to reflection.

   This book will not profit an unthinking person.

5. not thinking; think; unmindful.

   chores done in an unthinking manner.

unthinking

/ ʌnˈθɪŋkɪŋ /

adjective

1. lacking thoughtfulness; inconsiderate

2. heedless; inadvertent

   it was done in an unthinking moment

3. not thinking or able to think

Other Word Forms

• unthinkingly adverb
• unthinkingness noun

Word History and Origins

Origin of unthinking¹

First recorded in 1670–80; un- ¹ + thinking

Example Sentences

The piece talked down to Roan and diminished her requests as childish and unthinking — ironic for something as petulant as the column reads.

From Salon

But over time, it came to symbolize a particular kind of person: the diehard, unthinking supporter of an authoritarian regime.

From Salon

Reba’s dig at Stracke’s son was the sort of casual, unthinking barb that plenty of Southern mothers have perfected, tossed into a group conversation as nonchalantly as a request for sweet tea.

From Salon

Mr Harvey admitted sending them a letter in April 2017 which he now acknowledged was “crass, inappropriate… unthinking and insensitive”.

From BBC

He said she had been worried about how politics was "coarsening", becoming too "tribal and unthinking".

From BBC