The term 'on the dollar' is a phrase used to describe something that is very inexpensive or a great bargain. It is often used in reference to items that are sold for only a few CENTS, which is why the crossword solution for this term is 'CENTS'. CENTS are the smallest denomination of currency in the United States and many other countries, and are typically represented by the symbol '$'. The phrase 'on the dollar' is used to emphasize how inexpensive something is, as it implies that the item is being sold for only a fraction of its actual value.