Slide over (SL.) is a phrase used to describe the action of moving something to the side, usually in order to make room for something else. The term can also be used to describe the act of shifting one's body to the side in order to make room for someone else. In the crossword, the solution for the term slide over is 'scooch' (6 letters). Scooch is another word for slide over, and it is often used in informal contexts.