noun.
The criminal offense of marrying one person while still legally married to another.
The Century Dictionary and Cyclopedia
noun.
Literally, double marriage; remarriage during the existence of a former marriage; in law, the offense of having two or more wives or husbands at the same time.
noun.
. Second marriage; remarriage of a widow or widower.
the GNU version of the Collaborative International Dictionary of English
noun.
The offense of marrying one person when already legally married to another.