: not taking heed : inconsiderate, thoughtless
heedless follies of unbridled youth—
John DeBruyn
John DeBruyn
heedlessly
adverb
heedlessness
noun
Examples of heedless in a Sentence
They remain heedless of their own safety.
the heedless use of natural resources
Recent Examples on the Web
The actor’s work with the Coen brothers had honed his gifts for heedless confidence and rapid banter, both of which Foxy has in spades.
—Joe Reid, Vulture, 12 June 2025
The cowboy operates on his own personal code heedless of others.
—Kate Plummer, MSNBC Newsweek, 12 May 2025
More significantly, the vengeful felon-in-chief has sent a clear-cut message: Oppose his heedless, plainly unconstitutional actions in court — one of the only avenues left to fight Trump’s creeping authoritarianism — and there will be a dear price to pay.
—Mark Z. Barabak, Los Angeles Times, 17 Apr. 2025
Others marveled that the Foreign Office could have been so heedless as to send such a sensitive communication via wireless, and expressed their bewilderment that a top-secret document could have ended up in American hands.
—Timothy W. Ryback, The Atlantic, 11 Apr. 2025
See All Example Sentences for heedless
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Joe Reid, Vulture, 12 June 2025
The cowboy operates on his own personal code heedless of others.
—Kate Plummer, MSNBC Newsweek, 12 May 2025
More significantly, the vengeful felon-in-chief has sent a clear-cut message: Oppose his heedless, plainly unconstitutional actions in court — one of the only avenues left to fight Trump’s creeping authoritarianism — and there will be a dear price to pay.
—Mark Z. Barabak, Los Angeles Times, 17 Apr. 2025
Others marveled that the Foreign Office could have been so heedless as to send such a sensitive communication via wireless, and expressed their bewilderment that a top-secret document could have ended up in American hands.
—Timothy W. Ryback, The Atlantic, 11 Apr. 2025
See All Example Sentences for heedless
Cite this Entry
“Heedless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heedless. Accessed 18 Jul. 2025.
Copy CitationKids Definition
heedless
adjective
heed·less
ˈhēd-ləs 
: not taking heed : thoughtless
heedlessly
adverb
heedlessness
noun
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