be in (someone's) 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.

See also: bad, book

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!’

See also: bad, book, get, good