1)waking up to a pelvic "Tee Pee" due to a sleeping Hard on. 2) when you wife decides to sleep with her knees bent vertically (sit up position, knees up, back down) thus creating a tent like structure with the sheets causing you to freeze your balls off and wondering why you feel a breeze.
1)"Damn, we went camping and mathew "Pitched a tent" in his sleeping bag!"