from The American Heritage® Dictionary of the English Language, 4th Edition
- n. February 2, on which according to popular legend the groundhog emerges from its burrow, prompting the prediction of an early spring if it does not see its shadow or six more weeks of winter if it does.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An annual festival held in Canada and the USA on February 2 in which the arrival time of the spring season is predicted by whether or not a certain groundhog can see its shadow or not.
- proper n. A situation in which undesirable events appear to be repeating themselves in a cyclical fashion.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. if the ground hog emerges and sees his shadow on this day, there will be 6 more weeks of winter
From the film Groundhog Day. (Wiktionary)