What is the meaning of Despair?

To give up as beyond hope or expectation; to despair of.

To cause to despair.

To be hopeless; to have no hope; to give up all hope or expectation.

Loss of hope; utter hopelessness; complete despondency.

That which causes despair.

That which is despaired of. (Can we add an example for this sense?)

Source: wiktionary.org