The phrase 'culo de vieja' is a Spanish slang term which is often used in a derogatory manner to describe something old, damaged, or of poor quality. The literal translation is 'old lady's bum', but it's typically not used to refer to a person.
Examples
- Spanish: Este coche es un culo de vieja, tienes que comprar uno nuevo.
- English: This car is a 'culo de vieja', you have to buy a new one.