close the book on

Etymology
By analogy to closing an accounting journal.

Verb

 * 1)  To stop worrying about or trying to do something about; to ignore.
 * 2)  To finish; to bring to an end.
 * 1)  To finish; to bring to an end.
 * 1)  To finish; to bring to an end.
 * 1)  To finish; to bring to an end.

Usage notes

 * Not to be confused with close the books.