When sitting on the toilet, you reach over to tear off some toilet paper only to find that there's nothing but the cardboard tube, or cob, left on the roll.
To get cobbed is to be smooth talked into having a penis inserted into you anus as its a good idea, only to realize when it's in your actuallygetting shafted by the man.
To deliver aggressive, comatose inducing sex to a female. Also know as "breakin' backs". When eating Alaskan Crab, you break the crabs back. Hence, when you break a chicks back, she got "crabbed". Can be used in different verb tenses also.
Chobbing is a word originated from a twitch streamer called Rosso5792. It means the act of destroying/ slaying someone inside of a videogame. It can also mean how you are feeling.