Or a free fall through blue sky, limbs flailing against the pull of gravity.
This is so engineers can clearly see how the limbs flail in a crash.
His limbs flailed as he tried to break his fall.
Throwing form to the wind, I raced down, limbs flailing, so as not to be left behind.
The dark shape plunged down through two hundred feet of air, his limbs flailing desperately.
He thumped and crashed his way down over the rocks, dead limbs flailing.
As the ice roof shattered with the explosion, he flew into open air, limbs flailing.
With limbs flailing, I'd be more likely to break a wrist, an ankle, an elbow, by knocking against the wall.
Julia watched him try a back flip, landing on his side with a big splash, limbs flailing.
Trees struggled to either side along the shore, their limbs flailing at air and ground and sea.