1. A sum of money paid by a tenant to a landlord as insurance against damage to the rental property or non-payment of rent, typically refundable at the end of the lease
The landlord required a security deposit of two months' rent before moving in.
O proprietário exigiu um depósito caução equivalente a dois meses de aluguel antes de se mudar.
2. Money held by a financial institution or third party as assurance for the performance of a contract or obligation
A security deposit was required to guarantee payment of the utility bills.
Um depósito caução foi exigido para garantir o pagamento das contas de serviços.