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Adj. When two people start dating, but you never see them anymore because they just have sex all the time.
Person 1: "hey have you seen Pete lately"

Person 2: "nah, not since he got with sally, they've just been hibermating all the time"
by heapsmissage_90 December 02, 2010
staying indoors in the winter and fucking all day
We just spent the day hibermating and watching movies. Didn't want go outside - too cold.
by Stoolpidgeon Johnson January 14, 2008
When you spend all day in bed having sex, preferably during winter.
Alejandro and I spent the entire day hibermating.
by L-J Jackson December 06, 2013
what teenagers want to do to with their peers when they get away from their parents. a combination of the words hibernating and exploratory mating
Where are the kids?
by wellrounded March 30, 2010