Better known as a full stop. Also known as a period or dot.1) Made when you put the end of the pencil2) down on a piece of paper and pick it straight back up again. Maybe.
See also: Counterpoint
Additonally, a gesture made by extending the index finger from a closed fist and using it to indicate (or "point out") an object, place, offending personage, tea, rabid bear, etc. Occasionally paired with the exclamation of "OBJECTION!"3) for reasons unknown.