What does Bounce, to have a mean?

Bounce, to have a meaning in Urban Dictionary

To drop or force something that features elastic potential, (typically a spherical item, such as a Ball so that the forces of gravity pull the object towards earth's core. On experience of the earth's crust the elastic potential is changed into kinectic energy propelling the object right back on a simular or at a opposite reflected direction. It is consided to be one reversal, but a object may bounce more often than once if this has the energy adequate to do so.