zombie bank

noun Informal.

a bank that has liabilities exceeding its assets but continues to operate through government support: These zombie banks are unable or unwilling to lend out money.

Origin of zombie bank

1985–90; zombie, in the extended sense 'a body given the semblance of life'
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019