A Colombian slang term meaning 'in debt' or 'owing money'. It comes from the word 'calilla' which refers to the last part of a cigarette, implying that when you're 'encalillado', you're at the end of your resources.
Examples
- Spanish: Estoy encalillado hasta el cuello, no sé cómo voy a pagar todas estas deudas.
- English: I'm in debt up to my neck, I don't know how I'm going to pay all these debts.