The noise created when one adjusts his or her headset on an online chat session.
GMUNEEEEEEEEEEEE: Who the hell is mic fapping?
Enviousbasterd: Sorry, bro. My headset was falling off.
Admiral 1 Bar: Mine too, Brah!
The intense euphoric feeling one aquires when their soldering iron quickly burns through the solder and successfully solders something firmly and hastily.
Dude, I've got such a hardon over this solder euphoria! I am the first man to successfully solder together two cars!