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heedless

[heed-lis]
See more synonyms for heedless on Thesaurus.com
adjective
  1. careless; thoughtless; unmindful: Heedless of the danger, he returned to the burning building to save his dog.
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Origin of heedless

First recorded in 1570–80; heed + -less
Related formsheed·less·ly, adverbheed·less·ness, noun

Synonyms

See more synonyms for heedless on Thesaurus.com
oblivious, indifferent; negligent, uncaring, unconcerned.

Antonyms

cautious, mindful, heedful.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for heedlessly

Historical Examples

  • Seeing a pier jutting out, he heedlessly followed it to the very end.

    Quaint Courtships

    Various

  • His son had been playing with a courtier and the latter had heedlessly wounded him.

  • Therefore it is so sad for us that we go about so heedlessly.

  • He cursed the rising water, and bade it stay—and heedlessly it came on.

    Sir Henry Morgan, Buccaneer

    Cyrus Townsend Brady

  • Then Thornly came to the curtain and flung it heedlessly back.

    Janet of the Dunes

    Harriet T. Comstock

British Dictionary definitions for heedlessly

heedless

adjective
  1. taking little or no notice; careless or thoughtless
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Derived Formsheedlessly, adverbheedlessness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for heedlessly

heedless

adj.

"without regard," 1570s, from heed + -less. Related: Heedlessly; heedlessness.

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Online Etymology Dictionary, © 2010 Douglas Harper