English Reference

Word

ouster

US/ˈaʊstɝ/

UK/ˈaʊstɐ/

Countable & uncountable

Definition

n. the act of being forced to leave a place or a position. It is an old word for being kicked out or removed from power.

n. the act of being expelled or forced to leave a place, position, or office. Often used in legal or historical contexts to describe the removal of a ruler or official.

Examples

“The king's ouster led to a long period of civil war.”

“The sudden ouster of the prime minister shocked the nation and led to a constitutional crisis.”

“Historians often debate whether the ouster of the previous administration was a necessary reform or a dangerous power grab by the opposition.”

Examples

simple

“The king's ouster led to a long period of civil war.”

contextual

“The sudden ouster of the prime minister shocked the nation and led to a constitutional crisis.”

complex

“Historians often debate whether the ouster of the previous administration was a necessary reform or a dangerous power grab by the opposition.”

Real-World Examples

“Maduro says both votes were fair and has long accused the US of seeking his ouster to gain control of the South American country’s oil wealth .”
Al Jazeera 3 Sept 2026
“Israel has routinely launched strikes in Syria and occupied swaths of its southern regions since the ouster of former Syrian leader Bashar al-Assad in December 2024.”
Al Jazeera 22 Aug 2026

Etymology

From Old French ouster, oustre, a nominalization of Anglo-Norman oustre (“to oust”).

From oust + -er.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C2 ProficiencyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.8.5–9.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 6.0114–120
Frequency
Occasional
Level
C2 · Proficiency
Updated

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English Reference