ha·wa·la (hə-wä'lə) n. A system for remitting money, primarily in Islamic societies, in which a financial obligation between two parties is settled by transferring it to a third party, as when money owed by a debtor to a creditor is paid by a person who owes the debtor money. Hawala transactions are usually based on trust and leave no written record.
[Arabic ḥawāla, bill of exchange, check, from ḥāla, to change.]
an underground banking system based on trust whereby money can be made available internationally without actually moving it or leaving a record of the transaction; "terrorists make extensive use of hawala"