a relatively large open container that you fill with water and use to wash the body
"After a long day at work, he stepped into his small bathtub filled with warm bubbles to soak away the fatigue."
A flat-bottomed vessel, of width similar to or greater than its height, used for storing or packing things, or for washing things in.
"She placed her dirty clothes into the large white tub filled with soapy water."
In plain English: A tub is a large, deep container used for holding water to bathe in or for storing things.
"He slipped on the wet floor while trying to carry his laundry basket into the tub."
Usage: Use "tub" as a noun to describe any wide, shallow container like a bathtub or storage bin, regardless of whether it is made of metal, plastic, or wood. As a verb, the term specifically means to place something inside such a vessel for washing or holding.
To plant, set, or store in a tub.
"The gardener decided to tub the tomato seedlings into large containers before moving them onto the balcony."
In plain English: To tub means to hit something hard with your fist, usually as an angry reaction when you are frustrated.
"The heavy rain began to tub against the roof all night long."
The word "tub" comes from the Middle English tubbe, which was borrowed from either Middle Dutch or Middle Low German. Its ultimate origins remain uncertain, and it is not related to the word "tube."