1. Full of faith, or having faith; disposed to believe, especially in the declarations and promises of God. You are not faithful, sir. B. Jonson.

2. Firm in adherence to promises, oaths, contracts, treaties, or other engagements. The faithful God, which keepeth covenant and mercy with them that love him. Deut. vii. 9.

3. True and constant in affection or allegiance to a person to whom one is bound by a vow, be ties of love, gratitude, or honor, as to a husband, a prince, a friend; firm in the observance of duty; loyal; of true fidelity; as, a faithful husband or servant. So spake the seraph Abdiel, faithful found, Among the faithless, faithful only he. Milton.

4. Worthy of confidence and belief; conformable to truth ot fact; exact; accurate; as, a faithful narrative or representation. It is a faithful saying. 2 Tim. ii. 11. The Faithful, the adherents of any system of religious belief; esp. used as an epithet of the followers of Mohammed.

Syn.
— Trusty; honest; upright; sincere; veracious; trustworthy.
— Faith"ful*ly, adv. -Faith"ful*ness, n.

FAITHLESS
Faith"less, a.

1. Not believing; not giving credit. Be not faithless, but believing. John xx. 27.

2. Not believing on God or religion; specifically, not believing in the Christian religion. Shak.

3. Not observant of promises or covenants.

4. Not true to allegiance, duty, or vows; perfidious; trecherous; disloyal; not of true fidelity; inconstant, as a husband or a wife. A most unnatural and faithless service. Shak.