ZOOM TUBE 

An instrument used for smoking marijuanna. A tubular shaped pipe opened on both ends with the bowl located near the far end on top. Also know as a steam roller.

Dude, this zoom tube hits fat.

ZOOM TUBE by Geoff Dietz August 21, 2006

zoom tube 

A zoom tube is a nickname for a big exhaust on imports.

Check out the zoom tube on that honduh.

zoom tube by d00dmanbr0 December 30, 2009