Super Finance Glossary Over 10,000 financial glossary terms... Browse by Letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Or Enter Search Term: By Author: All Sources Campbell Harvey Internal Revenue Service Finance Globe FDIC Snow Gold CFTC U.S. Census Bureau Search Tips Jumbo Loan Source Jumbo LoanDefinition: Loans of $1 billion or more. Or, loans that exceed the statutory size limit eligible for purchase or securitization by the federal agencies.