Black Hole Define?

A star turning inside out. A nebula regrouping its forces. Negative capability recharging its battery. An old universe dreaming itself awake. A density rethinking its destination. A pocket of resistance. A space-clock with time on its hands. Two or more quarks holding an energy conference. The other side of a Mobius strip. Entropy with one dimension missing. Anti-matter flowing uphill. A neutrino that zigged when it should have zagged. A verb mistake n for a noun. Gravity laughing at itself.