| Noun | 1. | bubbler - a public fountain to provide a jet of drinking waterfountain - a structure from which an artificially produced jet of water arises |
| 2. | bubbler - any of various devices in which air or some other gas is bubbled through a liquid device - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water" |