the art of excitedly returning to your email inbox after receiving a notification about someone 'commenting' on anything you are involved with on facebook. Intercepting is only necessary if the comment is not there, which means the publisher deleted the comment. Intercepting is usually done after 11pm.
When you are interested in a person at a party, you are on the verge of making a move, and just as you are about to you find someone else already making out with them, etc.
when you are receiving head and when you are about to cum you pull out turn to either side tilt up and back away cumming into the air then swipping it out of mid air with your hand and smacking the girl across the face with it