A trip to the lavatory for various excretory purposes. Used as an explanation as to why you are leaving for a short while, without being explicit about it. May be abbreviated to "rj" when expressed over an instant messenger.

Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)