A homemade bong made out of a 1 or 2 liter bottle with a wrench socket attached to the cap that acts as the bowl. This device is similar to a waterfall or gravity bong and is thought to have been invented in Downriver Michigan.
"Hey man! Wanna go rip some gbombs and drive around ?"
"Bro I had too many gbombs earlier I'm freaking out..."
by TuffGuySmartGuy August 17, 2018
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