This has been half-arsedly compiled while playing.
1: Badges
Like crack, but little plaques in the ground that give you XP (and sheriff the horn)
2: Numbers
The term used to describe the beautiful Side Effect of Area of Effect Skills.
3: Profiles (the bad ones)
Possibly the single best thing you can do drunk on a friday is sitting in atlas reading profiles.
In most games this wouldn't be fun, however in CoH they allow you to write a description for your character.
Creating hideous characters with offensive names? Starting pointless conversations with randoms and confusing them utterly? Posing for screenshots? Teleporting Berk on top of a massive spire?