hot knot
Inflammation and burning of the Anus that occurs after digesting particularly spicy foods such as jalapenos or wasabi.
"Ive got a mean case of hot knot, must have been the wasabi I ate last night."
Hot knot
The muscular knot incurred during strenuous sex that requires the lover to stop and take a walk around the room.
John was hitting that ass hard until he pulled out due to a hot knot.