The criminal offense of marrying one person while still legally married to another.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "bigamy" in a sentence
"As such, what we call bigamy, polygamy, etc. would be more like general partnerships."
"The present usage in criminal law of applying the term bigamy to that which is more strictly called polygamy is, according to Blackstone (Lib."
"Although bigamy is illegal in the UK, those who have moved here after marrying more than one woman in Islamic countries are allowed to remain in polygamous partnerships – and can even claim benefits for their additional spouses."