pay the piper or[pay the fiddler] {v. phr.} To suffer the results of being foolish; pay or suffer because of your foolish acts or wasting money. * /Bob had spent all his money and got into debt, so now he must pay the piper./ * /Fred had a fight, broke a window, and quarreled with his counselor so now he must pay the fiddler./ Compare: PACE THE MUSIC(2). (From the proverb "He who dances must pay the piper (or the fiddler).")