What is the meaning of Stub?

Something blunted, stunted, or cut short, such as stubble or a stump.

A piece of certain paper items, designed to be torn off and kept for record or identification purposes.

A placeholder procedure that has the signature of the planned procedure but does not yet implement the intended behavior.

A procedure that translates requests from external systems into a format suitable for processing and then submits those requests for processing.

A row heading in a table (with horizontal reference, whereas a column heading has vertical reference).

An article providing only minimal information and intended for later development.

A length of transmission line or waveguide that is connected at one end only.

The remaining part of the docked tail of a dog

An unequal first or last interest calculation period, as a part of a financial swap contract

A log or block of wood.

A blockhead.

A pen with a short, blunt nib.

An old and worn horseshoe nail.

Stub iron.

The smallest remainder of a smoked cigarette; a butt.

To remove most of a tree, bush, or other rooted plant by cutting it close to the ground.

To remove a plant by pulling it out by the roots.

To jam, hit, or bump, especially a toe.

pillar

column (upright supporting beam)

Source: wiktionary.org