What does aluminum thunderflush mean?

aluminum thunderflush meaning in Urban Dictionary

A tankless lavatory (usually made from stainless-steel however constantly) that includes an exceedingly powerful flush; such commodes are known to devour things like paper towels, clothes, full moves of rollios -- goods that would clog up up a typical shitbowl.Suicide-resistant prison combys (they're manufactured from material but a lavatory above & a seatless lavatory below; virtually exclusively found in jail & jail cells) are believed to have already been the originator for the term, "aluminum thunderflush".