What is the meaning of Incorrigible?

Defective and impossible to materially correct or set aright.

Unmanageable; impervious to correction by punishment or pain.

Incurably depraved; not reformable.

Unchangeably established in a belief or habit.

Intrinsically incapable of being corrected; impossible to disprove, by its very nature.

Impossible to cure.

An incorrigibly bad individual.

incorrigible

an incorrigible

insoluble, unmanageable

irredeemable, not reformable

unpunished

Source: wiktionary.org