Someone who is mean to others for no reason and says things that are offensive without good cause

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

to get too wild supporting radical habits , doing crazy shit without any regaurd for anyone else, wild ideas,

adj.

1. socially incorrect in behavior
2. being so hot that it's not nice anymore AKA socially incorrect for those around them

When you ask someone to take a group picture but then they refuse to share it if they don't like themselves in the picture

Def 1: dragging a mat over somone,
Def 2: stepping on somone while they're doing the splits.

totally hot. Used by the ska kids and british gangstas.
see:bangin