1
a
: a wrongful dispossession
b
: a judgment removing an officer or depriving a corporation of a franchise
2
: expulsion
the ouster of the dictator
Examples of ouster in a Sentence
The news reported the ouster of the dictator.
the dictator's ouster by the rebels
Recent Examples on the Web
Tidmarsh’s ouster is the latest in a string of haphazard leadership changes at the agency, which has been rocked for months by firings, departures and controversial decisions on vaccines, fluoride and other products.
—
CNN Money, 3 Nov. 2025
The conflict has its roots in a feud between two of the country's most powerful men to emerge in the wake of longtime President Omar al-Bashir's April 2019 ouster at the hands of the military amid popular protests.
—Tom O'Connor, MSNBC Newsweek, 29 Oct. 2025
Allen was among several captains who called for Corpus’ ouster last year over conflict-of-interest concerns and an allegedly hostile work environment, while Millbrae City Manager Tom Williams testified on her behalf during her removal proceedings last August.
—Ryan MacAsero, Mercury News, 29 Oct. 2025
The Oxford Union debating society announced Tuesday the ouster of President-elect George Abaraonye after reported comments celebrating the assassination of conservative activist Charlie Kirk.
—Lexi Lonas Cochran, The Hill, 22 Oct. 2025
See All Example Sentences for ouster
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CNN Money, 3 Nov. 2025
The conflict has its roots in a feud between two of the country's most powerful men to emerge in the wake of longtime President Omar al-Bashir's April 2019 ouster at the hands of the military amid popular protests.
—Tom O'Connor, MSNBC Newsweek, 29 Oct. 2025
Allen was among several captains who called for Corpus’ ouster last year over conflict-of-interest concerns and an allegedly hostile work environment, while Millbrae City Manager Tom Williams testified on her behalf during her removal proceedings last August.
—Ryan MacAsero, Mercury News, 29 Oct. 2025
The Oxford Union debating society announced Tuesday the ouster of President-elect George Abaraonye after reported comments celebrating the assassination of conservative activist Charlie Kirk.
—Lexi Lonas Cochran, The Hill, 22 Oct. 2025
See All Example Sentences for ouster
Cite this Entry
“Ouster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ouster. Accessed 8 Nov. 2025.
Copy CitationKids Definition
ouster
noun
oust·er
ˈau̇s-tər 
: the act or an instance of ousting or being ousted
Legal Definition
ouster
noun
oust·er
ˈau̇s-tər
1
: wrongful dispossession especially of a cotenant
2
: a judgment removing a public officer or depriving a corporation of a public franchise
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