What does disobedient wretch mean?
A wretch is a miserable, vile, loathsome or despicable person.
Disobedience is a refusal to obey laws, rules or directions - in
simple terms a disobedient person is someone who doesn't do what
they're told/supposed to do. So, a disobedient wretch is a
miserable, despicable person who fails to do what they're told.