1. (a.) In an erect position or posture; perpendicular; vertical, or nearly vertical; pointing upward; as, an upright tree.

2. (a.) Morally erect; having rectitude; honest; just; as, a man upright in all his ways.

3. (a.) Conformable to moral rectitude.

4. (a.) Stretched out face upward; flat on the back.

5. (n.) Something standing upright, as a piece of timber in a building.