Unfaithful - Definition
unfaithful
adj 1: not true to duty or obligation or promises; "an
unfaithful lover" [ant: faithful]
2: having sexual relations with someone other than your husband
or wife, or your boyfriend or girlfriend; "her husband was
unfaithful" [ant: faithful]
3: having the character of, or characteristic of, a traitor;
"the faithless Benedict Arnold"; "a lying traitorous
insurrectionist" [syn: faithless, traitorous,
unfaithful, treasonable, treasonous]
4: not trustworthy; "an unfaithful reproduction"