rattle (one's) cage(redirected from rattle one's cage)
rattle (one's) cage
To purposefully anger, upset, or unnerve one, especially to affect their performance or undermine their credibility. He makes a point of taunting his opponents before each match in order to rattle their cage. The audience member asked a number of embarrassing questions about her past in an obvious attempt to rattle her cage.
rattle someone's cage
If you rattle someone's cage, you do or say something that upsets or annoys them. One thing I've learnt as an editor is that you can't create a truly superb magazine without rattling someone's cage. I don't rattle their cages and they don't rattle mine.
rattle someone's cagemake someone feel angry or annoyed, usually deliberately. informal
A humorous comparison is implied between the person annoyed in this way and a dangerous animal taunted by spectators outside its cage.