Releasing your penis from its trousers and smacking it down hard on an inanimate object to give a slapping sound (Sometimes referred to as Cocklashing)
We were down the bar and Mikedropped his trousers and wapped it out for all to see
An absolutely foolproof way to keep minors from viewing content deemed "too mature" for them to watch.
Billy: "So I was trying to watch some videos for an M rated game, and I ran into an age gate, so I put in my real birthday. SOMEHOW it managed to figure out that I am 12. CURSE YOU AGE GATE!!!"
Bill: "Fucking age gate! *quick scroll* THERE! I was born on January 1, 1904. Fuck you age gate."