Definitions for daybookˈdeɪˌbʊk
Random House Webster's College Dictionary
a diary or journal.
Origin of daybook:
a ledger in which transactions have been recorded as they occurred
an accounting journal as a physical object
"he bought a new daybook"
A daily chronicle; a diary.
A ledger; an accounting journal.
Origin: From . Cognate with dagboek, Tagebuch, dagbog, dagbok.
a journal of accounts; a primary record book in which are recorded the debts and credits, or accounts of the day, in their order, and from which they are transferred to the journal