flat bag
Engineered by the awesome Aussie duo Roy and HG on "The Dream", a nightly TV review of each day of the 2000 Sydney Olympics, were a number of terms describing particular moves by male gymnasts. Flat bag refers to the gentle touching of the athletes groin to the ground whilst doing the splits, usually from a handstand position. See also crazy date, battered sav, hello boys
Yes, and that's a lovely flat bag by Nemov!