It means you are about to beat someone up.
The girl who asked you if you could beat up your friend if he throws up on you is either joking or asking you to beat him up for her or it was just a comment she gave no thought too.
If you "roll" someone, you beat them up and steal their money and belongings.
*facepalm*
It means: would you protect her? Next time she asks you that tell her "I wouldn't let them hurt you in the first place"
If your name starts with a b, its just a short form, but when someone says "what is up b" The b means "bitch".
It means that they got beat up in an unprovoked attack by multiple assailants. (that is if you said "I got jumped" then you were the one who got attacked)
everbody has to go and beat up someone in the crowd and when finshed they have to beat up the coach
shut the hell up
To beware; be careful; be on the alert.
It's just a threat, keep away from that person for a week
It is an old cowboy term meaning to beat someone up.