Definitions

1. noun

A book or diary in which daily transactions or events are recorded, especially by a merchant or tradesman.

“The shopkeeper kept a daybook to track all the daily sales and expenses.”

2. noun

A daily magazine or publication, especially one that is sensational or of low quality.

“The daybook was filled with scandalous headlines and gossip.”

3. verb

To record or write down daily events, transactions, or information in a daybook or diary.

“She daybooks her expenses and income every evening.”