Debit balance
From ACT Wiki
1.
Financial accounting. In financial accounting a debit balance is an asset within the balance sheet, or an expense within the profit and loss account (or income statement).
2.
Banking. In banking a debit balance - in the bank's records - is one which stands in favour of the bank. The customer owes money to the bank. Also known as an overdrawn balance. (Contrasted with a credit, or positive, balance in the bank's records. Being a balance standing in favour of the customer.)