the excuse you use when you want to go to your car and do "stuff" with your girl friend.
I was wathcing a crappy movie so i said my cell was dead and went to the car to charge it. I waited a few moments and my GF comes out and we have some fun foging up my windows.
"I went to charge my phone in my car and my girlfriend and I dissapeared for half an hour, thus the term charging your phone.
A dance move which involves pulling out you trouser pockets, holding them aloft whilst poking your penis out over your trousers. It is often complemented by a prolonged braying noise.