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
Mullin is keeping them Noem had a host of controversies before her ouster.
—
Eduardo Cuevas, USA Today, 4 June 2026
Sparked by then-president Viktor Yanukovych’s decision to abandon European Union membership in favor of closer ties with Russia, the Maidan uprising ultimately led to his ouster.
—Georg Szalai, HollywoodReporter, 3 June 2026
Last week, the US government indicted 94-year-old former Cuban President Raúl Castro, in a move that echoes steps taken ahead of the ouster of Venezuela’s former President Nicolas Maduro.
—Stefano Pozzebon, CNN Money, 3 June 2026
Former Navy Secretary John Phelan — ostensibly fired due to insufficient progress on a new US shipbuilding plan — circulated a draft shipbuilding proposal before his ouster, reviewed by Semafor, that appears largely identical to the official version his successor released.
—Shelby Talcott, semafor.com, 3 June 2026
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Eduardo Cuevas, USA Today, 4 June 2026
Sparked by then-president Viktor Yanukovych’s decision to abandon European Union membership in favor of closer ties with Russia, the Maidan uprising ultimately led to his ouster.
—Georg Szalai, HollywoodReporter, 3 June 2026
Last week, the US government indicted 94-year-old former Cuban President Raúl Castro, in a move that echoes steps taken ahead of the ouster of Venezuela’s former President Nicolas Maduro.
—Stefano Pozzebon, CNN Money, 3 June 2026
Former Navy Secretary John Phelan — ostensibly fired due to insufficient progress on a new US shipbuilding plan — circulated a draft shipbuilding proposal before his ouster, reviewed by Semafor, that appears largely identical to the official version his successor released.
—Shelby Talcott, semafor.com, 3 June 2026
See All Example Sentences for ouster
Cite this Entry
“Ouster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ouster. Accessed 6 Jun. 2026.
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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