black hole, n.Definitions

The Black hole is at the top of the universe food chain.

The Black hole is where God divided by zero.

A Black hole is a waste of time

A Black hole is a celestial vacuum cleaner.

A Black hole is not made of matter, but by space and time. -

A Black hole is an object whose mass and energy is not in the singularity at its center but in the very curving of space and time created when the star that made it exploded.

A Black hole is inescapable not because you are falling into a space direction, but because you are being pulled into a time direction. Everything is pulled inexorably forward by the forward flow of time.

A Black hole is the densest matter in the universe, and thus is in fact the most opposite thing in the universe to a hole.