A child that from a very early age is dressed like a punk rocker by his/her parents. The parents themselves are usually punk rockers themselves, And most of the time the child will also adopt a "punk" attitude and spit on other kids and get in brawls with its peers, This term is also a reference to Sid Vicious The legendary bass player of the Sex Pistols.

the act of texting people while you are pooping

Is the nickname of Benji Madden of the band Good Charlotte; nicknamed after Sid Vicious.