<p><strong>Noun:</strong></p><ul><li>the hand closed tightly, with the fingers doubled into the palm.</li><li>Informal: the hand.</li><li>Informal: a person's handwriting.</li><li>Printing: index (def 8).</li></ul><p><strong>Verb:</strong></p><ul><li>to make (one's hand) into a fist.</li><li>to grasp in the fist.</li></ul>