: 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
Our goal is to bleed Russia dry with Ukrainian soldiers and sacrifices heedless of the industrial-scale suffering inflicted on the Ukrainian people.
—Bruce Fein, Baltimore Sun, 13 Feb. 2025
To this day, heedless shootings at parades are not unheard of in the Big Easy.
—Maurice Carlos Ruffin, TIME, 3 Jan. 2025
The gunman raised the weapon, heedless of a woman standing nearby on the sidewalk.
—Maria Cramer, New York Times, 5 Dec. 2024
Phishing sites are fraudulent pages that ape secure sites and try to fool heedless visitors into giving away their credentials.
—PCMAG, 27 Nov. 2024
See All Example Sentences for heedless
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Bruce Fein, Baltimore Sun, 13 Feb. 2025
To this day, heedless shootings at parades are not unheard of in the Big Easy.
—Maurice Carlos Ruffin, TIME, 3 Jan. 2025
The gunman raised the weapon, heedless of a woman standing nearby on the sidewalk.
—Maria Cramer, New York Times, 5 Dec. 2024
Phishing sites are fraudulent pages that ape secure sites and try to fool heedless visitors into giving away their credentials.
—PCMAG, 27 Nov. 2024
See All Example Sentences for heedless
Cite this Entry
“Heedless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heedless. Accessed 30 Apr. 2025.
Copy CitationKids Definition
heedless
adjective
heed·less
ˈhēd-ləs 
: not taking heed : thoughtless
heedlessly
adverb
heedlessness
noun
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