carburetor

noun3

1. •
   A device in an internal combustion engine where fuel is vaporized and mixed with air prior to ignition.
2. •
   (slang) A water pipe or bong; a device or contrivance for mixing air with burning cannabis or cocaine.

   • Variations on the bong included air-driven pipes, electric pipes, ice pipes (chillers), mask pipes, chamber pipes, and carburetor pipes. — 1989
3. •
   (no longer used) A device for enhancing illuminating gas by mixing in carbon-rich fuel.

   • Second, the employment of a current of air between the carburettor and the tube leading to the burner, is described. The Mechanics' Magazine, July 25, 1862.