4. (Physiol.)

Defn: Of or pertaining to the will; subject to, or regulated by, the will; as, the voluntary motions of an animal, such as the movements of the leg or arm (in distinction from involuntary motions, such as the movements of the heart); the voluntary muscle fibers, which are the agents in voluntary motion.

5. Endowed with the power of willing; as, man is a voluntary agent. God did not work as a necessary, but a voluntary, agent, intending beforehand, and decreeing with himself, that which did outwardly proceed from him. Hooker.

6. (Law)

Defn: Free; without compulsion; according to the will, consent, or agreement, of a party; without consideration; gratuitous; without valuable consideration.

7. (Eccl.)

Defn: Of or pertaining to voluntaryism; as, a voluntary church, in distinction from an established or state church. Voluntary affidavit or oath (Law), an affidavit or oath made in extrajudicial matter. — Voluntary conveyance (Law), a conveyance without valuable consideration. — Voluntary escape (Law), the escape of a prisoner by the express consent of the sheriff. — Voluntary jurisdiction. (Eng. Eccl. Law) See Contentious jurisdiction, under Contentious. — Voluntary waste. (Law) See Waste, n., 4.

Syn.
— See Spontaneous.

VOLUNTARY
Vol"un*ta*ry, n.; pl. Voluntaries (.

1. One who engages in any affair of his own free will; a volunteer. [R.] Shak.