the GNU version of the Collaborative International Dictionary of English
n. A man who commits adultery; a married man who has sexual intercourse with a woman not his wife.
n. A man who violates his religious covenant.
The Century Dictionary and Cyclopedia
n. A man guilty of adultery; a married man who has sexual commerce with any woman except his wife. See adultery. Formerly also spelled adultrer.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. someone who commits adultery or fornication
Word Usage
"Now he's in trouble with his party for disclosing too much truth – confessions of a serial adulterer is a risky play in the Bible Belt – unless you doctor each sentence with some good 'ol God references."