unfriendly
Americanadjective
-
not amicable; not friendly or kindly in disposition; unsympathetic; aloof.
an unfriendly coldness of manner.
-
hostile; antagonistic.
an unfriendly act of aggression.
-
unfavorable; inhospitable or inimical, as an environment.
an unfriendly climate for new ideas.
adverb
adjective
-
not friendly; hostile
-
unfavourable or disagreeable
adverb
Other Word Forms
- unfriendliness noun
Etymology
Origin of unfriendly
before 900; Middle English (adj.); Old English unfreondlīche (adv.). See un- 1, friendly
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.
Senators this week began to circulate a draft viewed as unfriendly to Coinbase and stablecoin issuer Circle Internet Group, helping to push shares of Coinbase down about 8% and Circle nearly 20% on Tuesday.
From Barron's • Mar. 26, 2026
The exchange went down after the unfriendly parties apparently spotted one another on a Delta flight from San Francisco to New York’s JFK airport.
From Los Angeles Times • Feb. 10, 2026
Tananarive Due and Steven Barnes examine what happens to children left behind in an unfriendly and chaotic world.
From The Wall Street Journal • Dec. 12, 2025
Looking ahead: “The labor market is holding on, though it remains fairly unfriendly to job seekers,” said Elizabeth Renter, senior economist at NerdWallet.
From MarketWatch • Dec. 9, 2025
He thought about asking him to give it back, but decided that would be unfriendly.
From "The Alchemist" by Paulo Coelho
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.