a bunch of stupid emos that think they are hardcore at a concert that randomly kick and punch the air, flaying aimlessly and look like flaming asshats, some of them pretend they are fighting invisable ninjas, it's funny when they get hurt.
throw down can also mean to get into or start a fight
1. Lets have a fuckin throw down at the show tonight our gang will take on the 368, we will throw this shit down, HardXcoreXXxxxxX
2. if he doesnt fucking shut his mouth there will be a motha fuckin throw down the bitch will get pwned