whizz-bang

noun

1. a small-calibre World War I shell that, when discharged, travelled at such a high velocity that the sound of its flight was heard only an instant, if at all, before the sound of its explosion
2. a type of firework that jumps around emitting a whizzing sound and occasional bangs

adjective

1. informal.
   excellent or first-rate

Example Sentences

However, not all of these busy little bots are created equal, and you’ll pay more for those with whizz-bang features that make your life a little easier.

From The Verge

He argued that the opposition parties had failed to come up with any "whizz-bang" ideas.

From BBC

I'm in a proper whizz-bang outfit, I'm dressed to the nines, but it just goes to show dressing - the class I'm in, the school my kid goes to - does not negate the fact that I'm a black woman, usually in very white situations, and that is always seen as something of a problem.

From BBC

Letts said in the Sunday Times Culture column: "After so much frenzied movement and whizz-bang theatrics, the fruity purr of veteran thesp Oliver Ford Davies as the button moulder brings a welcome calm to proceedings, and relief at last from the whining Scottish accents."

From BBC

“Microsoft and other tech companies have been looking for a whizz-bang technocratic solution to climate change and they think this is it,” he said.

From The Guardian