What is yelled out in a state or national park when you are about to be busted for something illegal and there is a chance of getting away. Meant to be a spin-off of "stranger-danger"...rangers (like smokey the bear) are the ones that will bust you in a park.
"hide the pot and book it cause there's some major rangerdanger comming this way"
di Winn Dixie 20 luglio 2006
2 more definitions
A commy. An Anti-american usually waving "oil for war" signs. Has been spotted in the LA area screaming about Chile and Pinochet
Your dog just did a rangerdanger on my lawn.
di Sylent Skull 08 aprile 2003
a bear or other dangerous wildlife disguised in human clothing.
"Man, that bear with the hat was totally ranger danger."
di Gavin Card 28 febbraio 2008