out of con-text
When you send someone a text, forget about it, then get their reply and have no idea what they're talking about.
Your text: What was the name of the chapter we were supposed to have read for class in the "In Search of a Yogi" book?
Text reply: The Monkeys Will Attack You.
You: WTF?!
Friend: Dude, maybe you're reading it out of con-text.
Text reply: The Monkeys Will Attack You.
You: WTF?!
Friend: Dude, maybe you're reading it out of con-text.