She began to turn, then brought her left hand up in a clenched fist.

The full import of the fact hit her like a clenched fist.

He shows a clenched fist held ready to strike his open hand.

I leaned forward and, for the first time, took one of those clenched fists into my hands.

He was leaning forward, one clenched fist on the table before him.

About 30 students raised their clenched fists into the air.

He picked up one that was about the size of a clenched human fist and brought it back over.

I held her clenched fists in both of my hands.

So, Obama offers his hand, and all he gets back is a clenched fist.

A young woman raised her hand in a clenched fist.