1. A ledger in which transactions have been recorded as they occurred
   "The accountant meticulously maintained the company's daybook";
   - journal
    
2. An accounting journal as a physical object
   "he bought a new daybook";
   - ledger

1. The daily written record of events (as arrests) in a police station
   "The detective checked the police day book for recent arrests";
   - blotter, police blotter, rap sheet, charge sheet

Derived forms: daybooks, day books

Type of: account book, book, book of account, journal, ledger, leger, written account, written record

Encyclopedia: Daybook