(n.) A tobacco pipe, so arranged that the smoke passes through water, making a bubbling noise, whence its name. In India, the bulb containing the water is often a cocoanut shell.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hubble-bubble. Retrieved September 20, 2026, from http://smartdefine.org/hubble-bubble/definitions/2017624 |
| Chicago | Webster's. 2011. "hubble-bubble" http://smartdefine.org/hubble-bubble/definitions/2017624 (accessed September 20, 2026). |
| Harvard | Webster's 2011, hubble-bubble, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/hubble-bubble/definitions/2017624>. |
| MLA | Webster's. "hubble-bubble" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/hubble-bubble/definitions/2017624> |