fist Definition

1. A tightly closed or clenched hand with the fingers and thumb doubled back into the palm.
2. old use
A hand.
3. old use, informal
A person's handwriting.
4. printing.
A mark, shaped like a pointing hand, used to direct the reader to a reference note, different section, etc. Also called index.

fisted, fisting
1. To strike or hit with the fist.