From Longman Dictionary of Contemporary Englishclub sodaˌclub ˈsoda noun [countable, uncountable] DFDwater filled with bubbles that is often mixed with other drinks SYN soda water
Examples from the Corpus
club soda• Stir and add ice and club soda to taste. 6 June Leaving Mr Mackenzie proved to be a rather involved task.• Bending down to look for club soda, Mitchell discovered the restaurant s stereo and album collection hidden behind a sliding panel. 