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

The night before Japan elected Sanae Takaichi as its first female prime minister, Her Imperial Highness Princess Hitachi helped the Japan Art Association host its annual Praemium Imperiale ceremony in Tokyo. —Rosemary Feitelberg, Footwear News, 22 Oct. 2025

The prime minister was by far Giuffre’s worst experience out of a wide field of possibilities, according to her account. —Theresa Braine, Mercury News, 22 Oct. 2025

All the while Robert Fico, Slovakia’s prime minister, posed for photos with Putin after traveling to Beijing for what became a show of solidarity between Russia, China and North Korea last month. —Ellie Cook, MSNBC Newsweek, 22 Oct. 2025

Japan’s Parliament elected Sanae Takaichi as the country’s first female prime minister, with stocks hitting record highs in response to the right-winger’s win. —Jeronimo Gonzalez, semafor.com, 21 Oct. 2025

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