Webster's Revised Unabridged Dictionary · 1913

Actor

Actor ({not transcribed}) , noun

[Latin actor, from 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. — Shakespeare
3.
(a) (Law) An advocate or proctor in civil courts or causes.
(b)
(Law) One who institutes a suit; plaintiff or complainant. — Jacobs