Ac"tor (?), n. [L. actor, fr.
agere to act.] 1. One who acts, or takes part
in any affair; a doer.
2. A theatrical performer; a stageplayer.
After a well graced actor leaves the stage.
Shak.
3. (Law) (a) An advocate or
proctor in civil courts or causes. Jacobs. (b)
One who institutes a suit; plaintiff or complainant.