reckless

adjective

reck·​less ˈre-kləs How to pronounce reckless (audio)
Synonyms of recklessnext
1
: marked by lack of proper caution : careless of consequences
2
: irresponsible
reckless charges
recklessly adverb
recklessness noun
Choose the Right Synonym for reckless

adventurous, venturesome, daring, daredevil, rash, reckless, foolhardy mean exposing oneself to danger more than required by good sense.

adventurous implies a willingness to accept risks but not necessarily imprudence.

adventurous pioneers

venturesome implies a jaunty eagerness for perilous undertakings.

venturesome stunt pilots

daring implies fearlessness in courting danger.

daring mountain climbers

daredevil stresses ostentation in daring.

daredevil motorcyclists

rash suggests imprudence and lack of forethought.

a rash decision

reckless implies heedlessness of probable consequences.

a reckless driver

foolhardy suggests a recklessness that is inconsistent with good sense.

the foolhardy sailor ventured into the storm

Examples of reckless in a Sentence

He is a wild and reckless young man. He showed a reckless disregard for the safety of others. He spends money with reckless abandon.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Local authorities have said the charges are causing death by dangerous driving, reckless and negligent driving, driving without due care, and driving without a valid driver’s licence. Zac Ntim, Deadline, 2 Jan. 2026 The defendant was charged with four counts, including dangerous driving causing death, reckless and negligent driving, driving without due care and driving without a valid national driver’s license. Ryan Morik, FOXNews.com, 2 Jan. 2026 Our day care system is already stressed; this reckless decision could force a collapse that affects all of us. Arkansas Online, 1 Jan. 2026 But Myers noted that most states have laws that prohibit using or carrying a gun in a reckless or threatening manner — meaning a person likely wouldn’t be able to walk around with their gun drawn without being stopped by law enforcement. Romy Ellenbogen, Miami Herald, 31 Dec. 2025 See All Example Sentences for reckless

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of reckless was before the 12th century

Browse Nearby Words

Cite this Entry

“Reckless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reckless. Accessed 3 Jan. 2026.

Kids Definition

reckless

adjective
reck·​less ˈrek-ləs How to pronounce reckless (audio)
: showing lack of caution : irresponsible, wild
recklessly adverb
recklessness noun

Legal Definition

reckless

adjective
reck·​less
: characterized by the creation of a substantial and unjustifiable risk to the lives, safety, or rights of others and by a conscious and sometimes wanton and willful disregard for or indifference to that risk that is a gross deviation from the standard of care a reasonable person would exercise in like circumstances see also involuntary manslaughter at manslaughter, reckless homicide at homicide, recklessness compare careless
recklessly adverb

More from Merriam-Webster on reckless

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