| Noun | 1. | gymnastic horse - a padded gymnastic apparatus on legs exerciser, gymnastic apparatus - sports equipment used in gymnastic exercises pommel horse, side horse - a gymnastic horse with a cylindrical body covered with leather and two upright handles (pommels) near the center; held upright by two steel supports, one at each end buck, long horse, vaulting horse - a gymnastic horse without pommels and with one end elongated; used lengthwise for vaulting |