Question

In your own words What is the British executive

Answer 1

The Government of the United Kingdom, domestically referred to as Her Majesty's Government, is the central government of the United Kingdom of Great Britain.

Answer 2

The Prime Minister being the de facto leader of the UK, he or she exercises executive functions that are nominally vested in the sovereign (by way of the Royal Prerogatives). Historically, the British monarch was the sole source of executive powers in the government.