Adjective
That cannot be paid.
Of a mine etc.: not able to yield profit; unprofitable.
Source: en.wiktionary.orgA historical figure gives up leaving an unpayable debt. Mariano Rajoy
APIC Note to Readers: With the G8 Summit of leading developed countries on May 15-17 in Birmingham, UK, the international Jubilee 2000 campaign and other groups are focusing on presenting the case for cancellation of unpayable debts. Source: Internet
Unfortunately, the new government inherits not only a war-ravaged country, but an economy hamstrung by an enormous, unjust, and unpayable debt burden. Source: Internet
She has embarked on new challenges, playing a leading global role as a co-chair of the Jubilee 2000 Africa Campaign, which seeks cancellation of the unpayable backlog debts of the poor countries in Africa by the year 2000. Source: Internet
When the broader crisis of 2008 hit, Puerto Rico was stuck with extreme unemployment and a totally unpayable debt burden. Source: Internet