Some of the rules are that you can only use hands, no weapons. The other is that if you leave the premises while the fight is going on then you lose. Those are some of the rules, I think. Sorry if it wasn't helpful.
Dally joined the rumble in the book of outsiders
Nothing but skin.In other words:nothing but skin no weapons,or any other objects no matter what it might be.
Johnny dies after the rumble
The rumble.
The Greasers
The greasers had a rumble with the Socs and won in The Outsiders.
the outsiders
Pony
The Outsiders, Rumble Fish, Tex, That Was Then, This Is Now
Rumble meant "Fight" or "Big fight"
The rumble is when the Greasers "have it out" with the socs. Its when the greasers and the socs fight.
It is Dally who has joined the rumble. He joined the rumble by "talking the nurse in to let him join the rumble" but he actually used his 10' black switchblade that Two-bit handed back to him at the hospital...