English Reference
Idiom idiom

close the book on


To stop worrying about or trying to do something about; to ignore.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

It is time to close the book on this old argument.

CONTEXTUAL

After years of searching for the lost documents, the team decided to close the book on the investigation.

COMPLEX

Having finally accepted the failure of his ambitious project, he chose to close the book on his past mistakes and move forward.


The idiom arises by analogy to the closing of an accounting journal. Once the entries in a ledger are balanced and the book is shut, the record for that period is considered final and the transaction concluded.


Related idioms8entries
  1. 01

    bad books

    Disfavor.

  2. 02

    balance the books

    To add up all the debits and credits.

  3. 03

    blot one's copy book

    To damage one's own reputation through bad behavior.

  4. 04

    book burning

    Any mass destruction, removal, or recalling of books, motion pictures, broadcasts, or electronic works as a form of censorship, especially motivated by religious or political objections to the material.

  5. 05

    book dumping

    The practice of donating old used books that burden rather than assist communities.

  6. 06

    book in

    To check in (to a hotel).

  7. 07

    call someone every name in the book

    To call someone many abusive names.

  8. 08

    close enough for government work

    Adequate; acceptable as government work, imperfect but not worth the time nor effort of improving.

Last updated August 10, 2026