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Synonyms

errant

American  
[er-uhnt] / ˈɛr ənt /

adjective

  1. deviating from the regular or proper course; erring; erring; straying.

  2. journeying or traveling, as a medieval knight in quest of adventure; roving adventurously.

  3. moving in an aimless or lightly changing manner.

    an errant breeze.


errant British  
/ ˈɛrənt /

adjective

  1. archaic wandering in search of adventure

  2. erring or straying from the right course or accepted standards

"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

Other Word Forms

  • errantly adverb
  • nonerrant adjective
  • nonerrantly adverb
  • unerrant adjective
  • unerrantly adverb

Etymology

Origin of errant

1300–50; Middle English erraunt < Middle French, Old French errant, present participle of errer, edrer to travel < Vulgar Latin *iterāre to journey, for Late Latin itinerārī, derivative of iter, stem itiner- journey ( itinerary ); confused with Middle French errant, present participle of errer to err

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.

And if AI agents are not kept on course by a human, they could misunderstand an instruction and wander down an errant processing path, resulting in a business paying for wasted computing power.

From Barron's • Mar. 30, 2026

Bradley, Bryant wrote, directed “comprehensive lookbacks” on civilian casualties in errant strikes and used the findings to mandate changes.

From Salon • Mar. 11, 2026

It isn’t just an errant prince, the critics say, but a former Labour cabinet member, Peter Mandelson, who has had his collar felt by the law.

From The Wall Street Journal • Feb. 23, 2026

"Sorry, Bruce," said the 34-year-old, who was slightly errant again with her opening rock of the third end.

From BBC • Feb. 5, 2026

Grandma tucked some errant strands of hair behind her ear.

From "Fablehaven" by Brandon Mull