be in (someone's) bad books(redirected from be in their bad books)
be in (someone's) bad books
To have fallen out of favor with someone due to having offended or mistreated them. I don't think I'll come to the party on Saturday because I'm in Jenny's bad books at the moment.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
be in/get into somebody’s ˈgood/ˈbad books(informal) have/not have somebody’s favour or approval: I’m in his bad books at the moment because I accidentally broke the window. ♢ ‘Why are you cleaning her shoes?’ ‘I’m trying to get into her good books!’
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