be in (one's) black books(redirected from am in someone's black books)
be in (one's) black books
To have fallen out of favor with one. I don't think I'll come to the party on Saturday—I'm in Jenny's black books at the moment.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
be in someone's black booksbe in disfavour with someone.
Although a black book was generally an official book in which misdemeanours and their perpetrators were noted down, this phrase perhaps originated in the black-bound book in which evidence of monastic scandals and abuses was recorded by Henry VIII's commissioners in the 1530s, before the suppression of the monasteries.
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