"Dumbbell fly" refers to an exercise where you lie down on your back and hold weights with your arms outstretched, then bring them together and back out in a flying motion, like a bird's wings.
Sentences with «dumbbell fly»
Try doing dumbbell flies, chest presses, push - ups, arm raises, and chest pulls. (newkidscenter.com)
So basically, you go from one exercise straight into the next one with little to no rest between them, for example performing a bench press and then immediately moving onto dumbbell flies. (fitnessandpower.com)