A flat-bottomedvessel, of width similar to or greater than its height, used for storing or packing things, or for washing things in.He bought a tub of lard to roast the potatoes in.
The contents or capacity of such a vessel.He added a tub of margarine to the stew.
(slang) A corpulent or obese person.Lars: You ready to help take down Gizmo? Vault Dweller: You bet. Let's nail that tub. http://fallout.wikia.com/wiki/LARS.MSG