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

In fact, four of the six British prime ministers in the past decade took the top job by winning internal party leadership contests to replace their predecessors, not by public vote. — ABC News, 18 July 2026

The former mayor of Greater Manchester, in the northwest of England, Burnham will become the United Kingdom’s seventh prime minister in a decade on Monday after replacing Keir Starmer as leader of the ruling Labour Party. — Hanna Ziady, CNN Money, 18 July 2026

That honest job has, across four generations, fed prime ministers and paupers, cooked for the King and Queen, and quietly funded a one-man legal aid service for survivors of abuse. — Afdhel Aziz, Forbes.com, 17 July 2026

Simon Harris, Ireland’s deputy prime minister, said the country had lost a national treasure. — Danica Kirka, Chicago Tribune, 17 July 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