0 present participle of fizz
1 If a liquid fizzes, it produces a lot of bubbles and makes a continuous s sound:
2 to make a long sound like the s in "sing":
Fireworks fizzed above the crowd.
Staff are fizzing with ideas, which we must allow them to try out.
Some of them have been somewhat subsumed, but there are border disputes quietly fizzing along.
We were told that he was "brimming with energy"and"fizzing" with new ideas.
On this occasion he was at his fizzing best.
They are often fizzing with ideas.
For example, there was the little boy who, asked to collect some potassium cyanide, got the crystals in a plastic bucket and noticed that they started fizzing.
A splash of water then produced the fizzing effect.
When the powder dissolves, the acids and sodium bicarbonate react with liquid (saliva or water) to produce carbon dioxide bubbles and a fizzing sensation.