prime minister

Noun

Singular prime minister

Plural prime ministers

1. A prime minister is the head of government in a Westminster-style democracy.

   The Prime Minister is the leader of England.

   How many prime ministers are there in Europe?.

Usage

1. When talking about a specific prime minister, prime minister is capitalised.

   The Prime Minister gave a speech today.

2. When calling a prime minister by his title and name together, British usage is the Prime Minister, Tony Blair or Tony Blair, the Prime Minister. North American usage is Prime Minister Tony Blair.