Defn: The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities. "The activity of toil." Palfrey.

Syn.
— Liveliness; briskness; quickness.

ACTLESS
Act"less, a.

Defn: Without action or spirit. [R.]

ACTON Ac"ton, n. Etym: [OF. aketon, auqueton, F. hoqueton, a quilted jacket, fr. Sp. alcoton, algodon, cotton. Cf. Cotton.]

Defn: A stuffed jacket worn under the mail, or (later) a jacket plated with mail. [Spelled also hacqueton.] [Obs.] Halliwell. Sir W. Scott.

ACTOR
Ac"tor, n. Etym: [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.