Definitions

reckless

[rek-lis] / ˈrɛk lɪs /

ADJECTIVE

irresponsible in thought, deed

Synonyms

STRONGEST

audacious brash carefree careless daring foolhardy hasty ill-advised imprudent negligent thoughtless

WEAK

adventuresome adventurous any which way breakneck daredevil desperate devil-may-care fast and loose feckless harebrained headlong heedless helter-skelter hopeless hotheaded inattentive incautious inconsiderate indiscreet kooky madcap mindless overventuresome playing with fire precipitate rash regardless temerarious uncareful venturesome venturous wild

Antonyms

STRONGEST

afraid attentive careful cautious discreet fearful kind meek mindful prudent reserved shy thoughtful timid wise

WEAK

responsible wary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Meanwhile, in American Fork, protesters last Saturday marched from a downtown park to the police station chanting “Brick by Brick,” joined by Reckless Ben himself.

From The Wall Street Journal • Jun. 26, 2026

Reckless Ben - whose real name is Ben Schneider - says Mansel reached out to him for help.

From BBC • Jun. 18, 2026

Reckless indifference is displayed when someone acts with “a blatant disregard for the potential consequences of their actions,” even if those actions create a substantial risk of death or serious injury to others.

From Slate • Aug. 8, 2025

The longtime lead singer of rock band the Pretty Reckless was 13 when the first season of “Gossip Girl” premiered and 17 when she was dropped as a series regular upon her request.

From Los Angeles Times • Sep. 6, 2023

Reckless they sprang into the pools and waded across, bellowing as they came.

From "The Return of the King" by J.R.R. Tolkien

Vocabulary lists containing reckless

The SAT: Words to Capture Tone, List 4

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The New SAT: Words to Capture Tone

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Anti-Antonyms: Words Without Opposites

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