The boxer's fists rained down on his opponent in the last round.
More light than culver in the falcon's fist.
With the rise of cognitive neuroscience, the time may be coming when we can make a reasonable fist of mapping down from an understanding of the functional architecture of the mind to the structural architecture of the brain.
...may not score a point with his open hand(s), but may score a point by fisting the ball. Damian Cullen. "Running the rule." The Irish Times 18 Aug 2003, pg. 52.
I am an officer; but, how I wish I could fist a bit of old-fashioned beef in the fore-castle, as I used to when I was before the mast.
He noticed Ada's trick of hiding her fingernails by fisting her hand or stretching it with the palm turned upward when helping herself to a biscuit.