Define Ghetto Bong Meaning

Bong made out of other materials then the good ones. A ghetto bong would be something made out of a water bottle etc.

a bong made out of a water bottle, bic pen and and ratchet piece.

A bong made with a water bottle, empty sharpie pin, and a socket.

A cheap version of a glass bong that works great.
Usually consisting of cut up plastic bottles, electric tape, pens and sockets or aluminum foil.