What is the meaning of Overflow?

The spillage resultant from overflowing.

An outlet for escape of excess material.

Excess, superabundance

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 brim of a container.

To be subject to a load that exceeds limits or capacity. [with with]

To have something in superabundance; to abound in something.

To (cause to) exceed the available numeric range.

overflow (situation where a value exceeds the available range)

Source: wiktionary.org