1. The act of bringing the ruckus when someone has made you very angry.
The word "fuckyouapalooza" is usually said out loud to
the person(s) you are planning to present the ruckus to.
2.However, in some cases, it can also be said to
the people standing around as a heads up that
somethings about to go down.
"Fuckyouapalooza" is mostly just a warning to said receivers of ruckus, not a specific action.