1
: lacking concern for others : inconsiderate
rude and thoughtless behavior
a thoughtless remark
thoughtlessly
adverb
thoughtlessness
noun
Synonyms
Examples of thoughtless in a Sentence
a selfish and thoughtless person
always making thoughtless comments that hurt other people's feelings
Recent Examples on the Web
Perhaps a bored retiree at home one New Year’s Eve will spot thoughtless kids shooting off fireworks one year.
—
Penny Abeywardena, Forbes, 15 Jan. 2025
The hearing swung from thoughtless to scandalous when one representative suggested that the murderous hawk was a better mascot for Planned Parenthood than for New Hampshire.
—Casey Cep, The New Yorker, 28 Dec. 2024
Donald Trump engages in sort of thoughtless insane tariff policy that ends up in prices going up, but jobs not being created in the United States.
—NBC News, 1 Dec. 2024
Cash is also seen as thoughtless and low-effort, says Julian Givi, associate professor of marketing at West Virginia University.
—Allie Volpe, Vox, 19 Nov. 2024
See all Example Sentences for thoughtless 
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Penny Abeywardena, Forbes, 15 Jan. 2025
The hearing swung from thoughtless to scandalous when one representative suggested that the murderous hawk was a better mascot for Planned Parenthood than for New Hampshire.
—Casey Cep, The New Yorker, 28 Dec. 2024
Donald Trump engages in sort of thoughtless insane tariff policy that ends up in prices going up, but jobs not being created in the United States.
—NBC News, 1 Dec. 2024
Cash is also seen as thoughtless and low-effort, says Julian Givi, associate professor of marketing at West Virginia University.
—Allie Volpe, Vox, 19 Nov. 2024
See all Example Sentences for thoughtless
Articles Related to thoughtless
Dictionary Entries Near thoughtless
Cite this Entry
“Thoughtless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thoughtless. Accessed 22 Jan. 2025.
Copy CitationKids Definition
thoughtless
adjective
thought·less
ˈthȯt-ləs 
1
a
: not careful and alert
b
: done without thinking beforehand
thoughtless actions
2
: lacking concern for others : inconsiderate
a thoughtless remark
thoughtlessly
adverb
thoughtlessness
noun
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