self-interest

noun

self-in·​ter·​est ˌself-ˈin-t(ə-)rəst How to pronounce self-interest (audio)
-ˈin-tə-ˌrest,
-ˌtrest;
-ˈin-tərst
1
: a concern for one's own advantage and well-being
acted out of self-interest and fear
2
: one's own interest or advantage
self-interest requires that we be generous in foreign aid
self-interested
ˌself-ˈin-t(ə-)rə-stəd How to pronounce self-interest (audio)
-ˈin-tə-ˌre-
-ˈin-ˌtre-;
-ˈin-tər-
adjective
self-interestedly adverb
self-interestedness noun

Examples of self-interest in a Sentence

her degree of self-interest is perhaps best reflected in her favorite topic of conversation—herself
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.
His unlawful actions have subverted the justice system, violated the separation of powers, and placed personal power and self-interest above public service. Khaleda Rahman, MSNBC Newsweek, 1 May 2025 Ironically, too, for the first offseason in well over a decade, the organization’s actual self-interest and penchant for reckless, all-in swings in pursuit of immediate gratification are actually aligned. Thomas Drance, New York Times, 30 Apr. 2025 Smith had promoted laissez-faire economics which contended a wide range of things, including the individual pursuit of self-interest, minimum government intervention in the economy, the value of competition, the belief in self-regulating free markets, and free trade. Made By History, Time, 28 Apr. 2025 Expecting people with personal benefits at stake to sublimate that self-interest is unreasonable. Nate Bennett, Forbes.com, 28 Apr. 2025 See All Example Sentences for self-interest

Word History

First Known Use

1595, in the meaning defined at sense 2

Time Traveler
The first known use of self-interest was in 1595

Browse Nearby Words

Cite this Entry

“Self-interest.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-interest. Accessed 9 May. 2025.

Kids Definition

self-interest

noun
self-in·​ter·​est
ˈsel-ˈfin-trəst,
-ˈfint-ə-rəst
1
: a concern for one's own advantage
acted out of self-interest and fear
2
: one's own interest or advantage

More from Merriam-Webster on self-interest

Last Updated: - Updated example sentences
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