bubbler

1. Something that emits bubbles.

2. An airstone for an aquarium.

3. (Australia)A drinking fountain.

   a public fountain to provide a jet of drinking water

4. A device used for smoking marijuana, similar to a cannabis pipe but with a section that holds water, like a bong

5. (US)A freshwater drum (Aplodinotus grunniens), of central North America.

6. (obsolete)One who cheats.

regular