give (one) a dose of (one's) own medicine(redirected from give him a dose of his own medicine)
give (one) a dose of (one's) own medicine
To do the same harmful or unpleasant thing that one has inflicted on others or to attack in the same manner in which one attacks others. Bill is always excluding me from things, so I'm going to give him a dose of his own medicine and not invite him to my party. This team likes to play tough defense, so let's give them a dose of their own medicine and not give them any space to score.