Groundhog Day verb 1noun 2forms 3 verb1 •(informal) To live out a situation in which events appear to be repeating themselves in a cyclical fashion. noun2 •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. •(informal) A situation in which events appear to be repeating themselves in a cyclical fashion.Every time I go out I gotta keep my cool and watch my step / It's Groundhog Day when I wake up / 'Cause I find I'm next to you in bed — 2006 formsGroundhog Dayed · Groundhog Daying · Groundhog Days