Definition of tubbed:
(n) :
A bathtub.
(n) :
A flat-bottomed vessel, of width similar to or greater than its height, used for storing or packing things, or for washing things in.
(n) :
The contents or capacity of such a vessel.
(n) :
(humorous or derogatory) Any structure shaped like a tub, such as a certain old form of pulpit, a short broad boat, etc.
(n) :
(slang) A corpulent or obese person.
(n) :
(nautical, informal) A slow-moving craft.