n: any semblance of a tub characterized in it's use by scantily clad or naked, drunken, promiscuous SU-LUTS that is filled with hot aerated water and often equipped with a thermostat and whirlpool: designed for physical therapy but more often used for groping, heavy petting, or if you're lucky, banging away.

—Related forms
slut-tubber, noun
slut-tubbing, noun

When you eat dirt for the first time and leave your family to build a shack in the woods