live like a prince

To have a luxurious lifestyle, in which one's every need or desire is satisfied. Typically said of or by a boy or young man. The pirate retired with so many riches that he lived like a prince for the rest of his years, purchasing every comfort he could imagine. The cost of living is so much lower in Spain that we could live like princes there.

live like a prince, to

To live extremely well, in lavish circumstances. This simile dates from the sixteenth century and has somehow outlived the days when royalty was preeminent in wealth and position. It is still used just as Samuel Pepys did in his Diary in 1660: “We came to Sir W. Batten’s, where he lives like a prince.”