The photographer has acknowledged a/his 'debt' to Andy Warhol. [=the photographer has said that his work was influenced by the photographs made by Andy Warhol]
banks with millions of dollars of 'bad debt' [=banks that have loaned millions of dollars that will not be repaid]
She's finally paid off her mortgage 'debt'. [=the money that she owed the bank to pay for her house]
(..) father's responsibilities. I'm afraid they come at a cost. - I know. - You are promised to another-- a debt that must be paid. - I haven't forgotten. - Your Grace. My Lady. News from Winterfell. Your brothers desert you? (..)2012 TvShow: Game of Thrones Title: The Old Gods and the New Season: 2 Episode 6