The phrase "despicable man" refers to someone who is truly awful or terrible. It describes a person who behaves in a very hateful or dishonest way. Full definition
Should we despise movies made by despicable men? (firstthings.com)
I vaguely conveyed there was a book called just «Heidi», but was too tired to clearly explain the main character in that one wasn't the daughter of the most despicable man in history. (housegoeshome.com)
Should we really despise certain movies simply because they're made by despicable men? (firstthings.com)