<p><strong>Noun</strong></p><ul><li>any guide or indication of a future course of action: guidelines on the government's future policy.</li><li>a lightly marked line used as a guide, as in composing a drawing, a typed page, or a line of lettering.</li><li>a rope or cord that serves to guide one's steps, especially over rocky terrain, through underground passages, etc.</li><li>a rope or wire used in guiding the movement of stage scenery or curtains being raised or lowered.</li></ul>