(of a liquid) Containing bubbles. / (figuratively) Lively, vivacious. / (onomatopoeia) Makes a hissing sound.

(Britain, Australia, New Zealand) A non-alcoholic, carbonated beverage such as lemonade or cola

A spluttering or hissing sound. / (military) Failure of an exploding nuclear bomb to meet its expected yield during testing. / An abortive effort; a flop or dud. / A state of agitation or worry.

To sputter or hiss. / (figuratively) To decay or die off to nothing; to burn out; to end less successfully than previously hoped.

plural of fizzer

Something which fizzes. / A party or social gathering which turns out to be a disappointment. / (British Army military slang) A disciplinary charge. / (cricket, informal) A fast ball.

With a fizzing sound or action. / (figuratively) With energy or dynamism.

carbonated water. / (Australia, colloquial) Any carbonated, usually sweet, non-alcoholic drink; a soft drink.

plural of fizzler

(slang) A physicist. / A fizzy cocktail. / A kind of firework.