A bank depositor is someone who deposits money into a bank account. This could be done in person at a bank branch, or online. The term 'bank depositor' can also be used to refer to someone who has deposited money into a savings account, checking account, or other type of financial account. The crossword solution for the term 'bank depositor' is RIVER, as rivers are often associated with banks due to the historical practice of storing money in banks located near rivers.