The term 'flip-flop, for one' can be solved by the crossword solution 'SANDAL, ' which is a type of footwear. Sandals are open-toed shoes that usually have straps or bands that go around the foot and ankle. They are often made of leather, rubber, or synthetic materials. Flip-flops are a type of SANDAL that consists of a flat sole with two straps that go between the toes and around the heel. They are usually made of rubber or plastic and are popular in warm climates.