puhekieltä An exercise performed by moving extended arms through an arc while the elbows are kept at a fixed angle, especially those done to exercise the chest muscles.
1974, Charles Gaines & George Butler, Pumping Iron: The Art and Sport of Bodybuilding, page 22.
(..)then there will be five sets of presses on an inclined bench, five sets of dumbbell flyes and two sets of twenty cable flyes—all designed to bulk, shape, striate and clarify the pectoralis muscles of the chest(..)