1. Fig. a sample of the unpleasantness that one has been giving other people; the same or a similar bad thing done back to the person who did it first

1. After he soaked Josh with the hose, Timmy got a dose of his own medicine when he fell into a puddle.

2. Now you see how it feels to have someone call you names! You are getting a taste of your own medicine!

3. The hardest to swallow is a taste of your own medicine.