What is the meaning of Overflow?

The spillage resultant from overflow; excess.

Outlet for escape of excess material.

The situation where a value exceeds the available numeric range.

To flow over the brim of (a container).

To cover with a liquid, literally or figuratively.

To cause an overflow. (Can we add an example for this sense?)

To flow over the edge of a container.

To exceed limits or capacity.

To (cause to) exceed the available numeric range.

To be superabundant; to abound.

overflow (situation where a value exceeds the available range)

Source: wiktionary.org