I'm completely bored stiff.

Meaning

Extremely bored.

Examples

• John: How was the conference?
• Alice: <b>I'm completely bored stiff</b>. It was incredibly dull and repetitive.
• John: Oh no! I was looking forward to hearing about it.
• Alice: Yeah, I wish I could say otherwise. <b>I'm completely bored stiff</b> just thinking about it.