Definitions
1.NounSexual intercourse by a married person with someone other than their spouse. See more synonyms at Thesaurus:cuckoldry"She engaged in adultery because her spouse has a low libido, while hers is very high."
2.NounLewdness or unchastity of thought as well as act, as forbidden by the sixth/seventh commandment; sinful sexual behavior as a category."Thou shalt not commit adultery."
3.NounFaithlessness in religion.
4.NounThe fine and penalty formerly imposed for the offence of adultery.
5.NounThe intrusion of a person into a bishopric during the life of the bishop.
6.NounAdulteration; corruption.
7.NounInjury; degradation; ruin.