What is the meaning of Tub?

A flat-bottomed vessel, of width similar to or greater than its height, used for storing or packing things, or for washing things in.

The contents or capacity of such a vessel.

A bathtub.

A slow-moving craft.

Any structure shaped like a tub, such as a certain old form of pulpit, a short broad boat, etc.

A small cask.

Any of various historically designated quantities of goods to be sold by the tub (butter, oysters, etc).

A box or bucket in which coal or ore is sent up a shaft.

A sweating in a tub; a tub fast.

A corpulent or obese person.

To plant, set, or store in a tub.

To bathe in a tub.

tube

son

child

kid

brick

lid

son

child

kid

tube

a tube (container)

a cylinder (container)

a spotting scope

Source: wiktionary.org