The term USE ROLLERBLADES can be summarized by the crossword solution SKATE, which is a five-letter word. Skating is an activity that involves propelling oneself forward on skates, usually with the help of gravity. Rollerblading is a type of skating that uses rollerblades, which are special shoes with four or five wheels attached to the bottom. Rollerblading is a popular recreational activity and is also used in some sports, such as hockey and speed skating. Therefore, the term USE ROLLERBLADES can be summarized as an activity involving the use of rollerblades to propel oneself forward.