The term WAY IN OR WAY OUT can be solved by two four-letter crossword solutions: GATE and DOOR. GATE is a structure that provides an entrance or exit to a place, often with a barrier that can be opened and closed. A DOOR is a movable structure used to open and close off an entrance, typically consisting of a panel that swings on hinges or slides. Both GATE and DOOR provide access to a place, and are thus suitable solutions for the term WAY IN OR WAY OUT.