The term 'Slinky' can be described by two crossword solutions: 'SEXY' (4 letters) and 'SENSUOUS' (8 letters). Slinky is an American toy company that produces a corkscrew-shaped spring toy of the same name. The Slinky was invented in 1945 by Richard James, a naval engineer, and has since become a classic toy. It is known for its ability to 'WALK' down stairs and its SENSUOUS curves. The term 'SEXY' is often used to describe the Slinky's sleek design and movement. The term 'SENSUOUS' is used to describe the Slinky's smooth curves and its ability to move gracefully.