Belgium
eau à ressort
“water with a spring in it”
Meaning
sparkling water
Elsewhere
eau gazeuse
Explanation
Standard French says eau gazeuse. Belgium and Côte d'Ivoire both ask for eau à ressort, water with a spring in it.
Example
Tu préfères l’eau à ressort ou l’eau plate avec le repas ?
Would you rather have sparkling water or still water with the meal?
Origin
Origin uncertain.
Where
Belgium
Côte d’Ivoire
Source