from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Greek Mythology A cruel king of Corinth condemned forever to roll a huge stone up a hill in Hades only to have it roll down again on nearing the top.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. tragic figure in Greek mythology doomed eternally to roll a boulder up a hill in Tartarus, a part of Hades.
from the GNU version of the Collaborative International Dictionary of English
- n. A king of Corinth, son of Æolus, famed for his cunning. He was killed by Theseus, and in the lower world was condemned by Pluto to roll to the top of a hill a huge stone, which constantly rolled back again, making his task incessant.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (Greek legend) a king in ancient Greece who offended Zeus and whose punishment was to roll a huge boulder to the top of a steep hill; each time the boulder neared the top it rolled back down and Sisyphus was forced to start again
Latin Sisyphus, from Greek Sisuphos.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek Σίσυφος. (Wiktionary)