ice-cream soda

This formation of gas in the molten puddle causes the whole charge to boil up like an ice-cream soda.

There isn't anything in Scout law, is there, which says a Scout mustn't eat ice cream soda?

Have an ice-cream soda, interrupted Ned, pretending to hand one to the excited little fellow.

Is this where you had your first taste of ice-cream soda-water?

I want to have an ice-cream soda at Martin's and wave my hand at John Gans while he's shaving a customer.