upside down
adj.β Β«A growing number of motorists now find they owe more on their car loans than the vehicles are worth. The phenomenon, known as being “upside down” on a loan, reflects changes in the ways Americans buy and finance their vehicles.Β» ββMore car buyers getting βupside downβ on car loans” Daytona Beach News-Journal (Florida) Apr. 16, 2005. (source: Double-Tongued Dictionary)