A joint bankruptcy petition is a voluntary bankruptcy petition filed by a married couple. A married couple may choose to file a single joint petition, rather than two individual petitions. For further information please seek legal assistance.

https://www.uscourts.gov/FederalCourts/Bankruptcy/BankruptcyBasics/Glossary.aspx

http://www.uscourts.gov/FederalCourts/Bankruptcy/BankruptcyBasics/Chapter7.aspx