Noun
dead of winter
(idiomatic) The middle of the winter, characterized by being particularly cold.
You may have the worst timing since Napoleon decided the dead of winter was the right moment to invade Russia. Cassandra Clare
The war was still on in January 1945. In their dismay at my being shipped off in the dead of winter to who knows where in Russia, everyone wanted to give me something that might be of use, even if it couldn't be help. Because nothing in the world could possible help. Herta Müller
Looking over the Gen7 rules posted on Plaid Hat’s website, there’s a lot going on that’s new compared to Dead of Winter. Source: Internet