pay the piper

Fig. to face the results of one's actions; to receive punishment for something. You can put off paying your debts only so long. Eventually you'll have to pay the piper. You can't get away with that forever. You'll have to pay the piper someday.

to accept the unpleasant results of something you have done pay the price After fooling around for most of the semester, now he has to pay the piper and study over vacation. If you don't charge enough for your work, at some point you will have to pay the piper.

see under call the tune.

To bear the consequences of something.

Be forced to acknowledge and accept an unpleasant consequence of your action. The full expression is “Who pays the piper calls the tune,” which is to say that money calls the shots (“Money makes the mare go” is the same idea). But although a request can be melodious, the phrase came to have an unpleasant connotation, as if the music that the piper produced was not what was anticipated. For example, you tell your supervisor and your colleagues that you can undertake and finish an important assignment in two days, but you can't. As your supervisor takes you to task, you silently admit that you bit off more than you could chew—you're paying the piper.