a low wide open container, typically round, originally one made of wood and used esp for washing: now made of wood, plastic, metal, etc, and used in a variety of domestic and industrial situations
2.
a small plastic or cardboard container of similar shape for ice cream, margarine, etc
3. Also called: bathtub. another word (esp US and Canadian) for bath1 (sense 1)
4. Also called: tubful
the amount a tub will hold
5.
a clumsy slow boat or ship
6. informal
(in rowing) a heavy wide boat used for training novice oarsmen
7. Also called: tram, hutch
a.
a small vehicle on rails for carrying loads in a mine
b.
a container for lifting coal or ore up a mine shaft; skip