Ever met a guy who you couldn't quite put your finger on? Someone you weren't quite sure you could trust?
That is a creeperanon, You have no way of ever knowing if he wants to steal your children and eat them, Or if he wants to rip your clothing off, tie you to a telephone pole naked and leave you to rot.

Creeper= A person who cannot be trusted, Constantly starring at little boys wondering what their undies look like.

Anon=The worst form of internet troll. Originating from such places as 4chan, 7chan, or worst....Reddit. Stay clear at all costs.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.