Bored to death

"I have nothing to do, I am bored to death."
"I hated when I am bored to death."
"Would you rather be super busy or bored to death?"

A: "Hey, Lisa. What are you doing?"
B: "I am reading a book. What are you doing?"
A: "Nothing. I am bored to death. Let's do something."
A: "Sure. Come over and we can play some games."

Other Common Sentences

"I'm so bored. I could die."
"I am dying of boredom."