| Riser 1. (n.) One who rises; as, an early riser. 2. (n.) The upright piece of a step, from tread to tread. 3. (n.) Any small upright face, as of a seat, platform, veranda, or the like. 4. (n.) A shaft excavated from below upward. 5. (n.) A feed head. See under Feed, n. Thesaurus Entries doorstep, foothold, footing, footplate, footrail, footstep, hold, locus standi, perch, purchase, rest, riser, round, rundle, rung, scale, spoke, stair, stance, stand, standing, standing place, stave, step, step stool, stepping-stone, string, toehold, tread |