prime minister

noun

1

: the chief minister of a ruler or state

2

: the official head of a cabinet or ministry

especially : the chief executive of a parliamentary government

prime ministerial adjective

prime ministership noun

prime ministry noun

Examples of prime minister in a Sentence

the Prime Minister of England

Recent Examples on the Web

On Wednesday, former First Lady Martine Moïse also implicated a former Haitian president and a former prime minister in her husband's killing. —Tania Francois, CBS News, 13 Mar. 2026

Díaz-Canel shifted responsibility for addressing the most urgent matters to Prime Minister Manuel Marrero and to Óscar Pérez-Oliva Fraga, vice prime minister of Cuba and a member of the Castro family. —Amanda Rosa, Miami Herald, 13 Mar. 2026

Also registering on Thursday was the EDE party, Committed to Development, founded by Claude Joseph, who was prime minister when President Jovenel Moïse was fatally shot at his private residence in July 2021. —ABC News, 12 Mar. 2026

Off the road, Perry has been getting lots of quality time with her boyfriend, former Canadian prime minister Justin Trudeau. —Hannah Dailey, Billboard, 11 Mar. 2026

Word History

First Known Use

1655, in the meaning defined at sense 1

Rhymes for prime minister

• administer
• sinister

Kids Definition

prime minister

noun

: the chief officer of the government in some countries

Legal Definition

prime minister

noun

prime min·​is·​ter

-ˈmi-nə-stər

1

: the chief minister of a ruler or state

2

: the official head of a cabinet or ministry

especially : the chief executive of a parliamentary government

prime ministerial

-ˌmi-nə-ˈstir-ē-əl

adjective

prime ministership noun

prime ministry

-ˈmi-nə-strē

noun