When ones mind shuts off in the winter and does nothing causing any mental/physical stress, even hanging out with friends.
Don't give a fuck about anything anymore.
Don't give a fuck about anything anymore.
Person A: "Hey why won't you talk to me and hang out with me anymore?"
Person B: "Because I'm in mental hibernation."
Person B: "Because I'm in mental hibernation."
by Meytal Mantzur April 3, 2012
Get the Mental Hibernationmug.