in someone's bad books

in someone's bad books

BRITISH, INFORMAL
If you are in someone's bad books, you have done something that has annoyed them. Sir John was definitely in the Treasury's bad books for incorrect thinking on economic prospects. Thomas gloomily speculated that he might be the next to be in Mrs Simpson's bad books.
See also: bad, book

in someone's bad (or good) books

in disfavour (or favour) with someone.
See also: bad, book