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]
(..) with why you're doing this... no money's gonna get you out. - Who is it? - What do you mean who is it? I need to use your phone. Did you get your debt paid up? Are you using this place to hide? You can if you want to, you know. - - Ray? Axel. Hips there? - (..)1974 The Gambler
(..) and to whom he gave an extra measure of support... when she was widowed early by my father's death. But I'm the one most deeply in his debt. Because every time I think my reach has stretched too far... I remember the moves that he has dared. So... (..)1974 The Gambler