Hibernation means a deep sleep-like state that certain animals go into during winter. They slow down their body functions, conserve energy, and stay in a hidden place until the weather becomes warmer. Full definition
Sounds like we may need to pull it out of hibernation in the future. (corporettemoms.com)
After spending most of the summer running around the city meeting up with friends, I start to go into hibernation mode when the weather gets cooler. (onandoffduty.com)
I'm in hibernation mode from the credit cards my self. (nofearoffashion.com)