On a clock or watch, the hand or pointer that shows the number of seconds that have passed.

A small hole in a steam boiler for the insertion of the hand in cleaning, etc.

Held in one or both hands. / Small and light enough to be operated while held in one or both hands.

(computing) A personal digital assistant or video game console that is small enough to be held in the hands.

As tight as can be made by the strength of one's hand wielding a standard tool: that is, without special equipment or leverage.

Alternative spelling of handbill

(idiomatic) Showing clear evidence of guilt; in the act of wrongdoing. / Deadly, bloody. / (informal) With hands that are red from blood.

Using one's left hand in preference to, or more skillfully than, one's right. / Intended to be worn on, or used by, the left hand. / Turning or spiraling from right to left; anticlockwise.

Left-handed people, taken as a whole.

(colloquial, US, African-American Vernacular, chiefly sarcastic) Used to dismiss another person's argument by indicating that one is not prepared to hear or read anything further from that person. It is often used while simultaneously holding up the hand with the palm facing the speaker.