Alfajor is not a slang term, but a word used in Spanish-speaking countries to refer to a traditional sweet snack. It's a type of sandwich cookie filled with dulce de leche or other sweet fillings and often covered in powdered sugar or chocolate.
Examples
- Spanish: Voy a comprar un alfajor para el postre después del almuerzo.
- English: I am going to buy an alfajor for dessert after lunch.