Definify.com
Webster 1913 Edition
Unfaithful
Un-faith′ful
,Adj.
1.
Not faithful; not observant of promises, vows, allegiance, or duty; violating trust or confidence; treacherous; perfidious;
as, an
unfaithful
subject; an unfaithful
agent or servant.My feet, through wine,
unfaithful
to their weight. Pope.
His honor rooted in dishonor stood,
And faith
And faith
unfaithful
kept him falsely true. Tennyson.
2.
Not possessing faith; infidel.
[R.]
Milton.
Un-faith′ful-ly
, adv.
Un-faith′ful-ness
, Noun.
Webster 1828 Edition
Unfaithful
UNFA'ITHFUL
, a.1.
Not observant of promises, vows, allegiance or duty; violating trust or confidence; treacherous; perfidious; as an unfaithful subject; an unfaithful husband or wife; an unfaithful servant; an unfaithful bailee or agent.2.
Not performing the proper duty.My feet through wine unfaithful to their weight -
3.
Impious; infidel.4.
Negligent of duty; as an unfaithful workman.