to crown it all

idiomPart ofcrown

to crown it all — idiom

1. used to introduce a final item in a series, especially one that is the worst (or

1.idiom
Definition

used to introduce a final item in a series, especially one that is the worst (or sometimes the best) and that completes the situation in a striking way.

Example

The car broke down, we lost our tickets, and to crown it all, Ayana realised she had left her passport at the hotel.

The hotel had a great view, wonderful food, and to crown it all, the staff gave us a free upgrade.