From Longman Business Dictionary
cashiercash·ier /kæˈʃɪə-ˈʃɪr/ noun [countableC]1JOBsomeone whose job is to take and pay out money in a shop, bank, hotel etca supermarket cashier
2ACCOUNTINGJOBsomeone who is responsible for keeping an account of the money received by and paid out by a bank or companyThe petty cash book, receipts and vouchers are presented to the head cashier, who audits them.
→ petty cashier