TUB is an acronym for:

Twin tub - a type of washing machine.

Technical University of Berlin

Tube may refer to: Object cathode ray tube, a common component of electronics such as televisions and other displays cylinder (geometry), a hollow shape inner tube, a component of vehicular tires pneumatic tube, a method of transportation utilising...

TUBS summary and related information.

A large round container without a lid - used for washing clothes in, growing plants in, etc.

Tub Welch, a baseball player.

A small wide, plastic or paper food container, typically with a lid.

A bath or Bathtub (AmE) - a plumbing fixture for bathing.

Citroën TUB, a light van formerly manufactured by Citroën.

Hot tub - a large bath or small pool designed to comfortably hold multiple persons.

Slack tub (blacksmithing) - a quench.

Tub boat - an unpowered cargo boat used on early canals.

Narrowboat (informal) - a type of canal boat.

Tub file (computing) - an early, primitive random access memory technology.

Tub Stink (USA), a fat person.