[poo
sh-uhp] 
| 1. | an exercise in which a person, keeping a prone position with the hands palms down under the shoulders, the balls of the feet on the ground, and the back straight, pushes the body up and lets it down by an alternate straightening and bending of the arms. |
| 2. | (of a brassiere) having padding and usually underwires in the lower part of the cups so as to raise the breasts and make them seem fuller. |
| 3. | (of a sleeve) made to be pushed up the arm, away from the wrist or elbow, so as to create a puffed or creased fullness. |
| push·up (pŏŏsh'ŭp') n. An exercise for strengthening arm muscles performed by lying face down with the palms on the floor, and pushing the body up and down with the arms. |