bubbler

Something that emits bubbles.

In proof of this I can assert my success in extinguishing a youthful bubbler near Reykholt church.

An airstone for an aquarium.

A drinking fountain.

There are many types of fountain from which persons may drink by taking the nozzle of the bubbler into the mouth, and this practice is common; furthermore, there are many types in the use of which water from the lips of the consumer falls back onto the bubbler at the point of outlet.

1939 June, Ella Gardner, Short-Time Camps: A Manual for 4-H Leaders, United States Department of Agriculture, Miscellaneous Publication No. 346, page 11, Plans for an inexpensive bubbler or drinking fountain that have been worked out by the 4-H Club department in Massachusetts are shown in figure 4.

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

One who cheats.

...above all the Jews, jobbers, bubblers, ſubſcribers, projectors, directors, governors, treaſurers, &c.