When you're watching porn and as soon as you're about to cum, the camera cuts to the guys face or ballsack effectively stopping your climax dead in its tracks
Me: I was watching porn the other night and right when I hit the spot the frame cut to the guy's stupid O face
Trey: Man that sucks. Did you at least get off?
Me: Yeah but I still felt like is been cheated
Trey: Sounds like you got porn yoinked brotha