Question

Who trundling down the street ?

Answer 1

The word 'trundle' is more often used for vehicles and 'trundling down the street' means to move slowly (often with difficulty) down the street you're going.

Answer 2

Answer:

Downing Street is a street in the City of Westminster that houses the official residences and offices of the Prime Minister of the United Kingdom and the Chancellor of the Exchequer. Situated off Whitehall, a few minutes' walk from the Houses of Parliament, Downing Street was built in the 1680s by Sir George Downing.