I'm confused over the title of Sarah Palin's new book, "Going Rogue." I don't know if she means rogue as a noun, adjective or verb. She's so mysterious! rogue NOUN: An unprincipled, deceitful, and unreliable person; a scoundrel or rascal. One who is playfully mischievous; a scamp. A wandering beggar; a vagrant. A vicious and solitary animal, especially an elephant that has separated itself from its herd. An organism, especially a plant, that shows an undesirable variation from a standard. ADJECTIVE: Vicious and solitary. Used of an animal, especially an elephant. Large, destructive, and anomalous or unpredictable: a rogue wave; a rogue tornado. Operating outside normal or desirable controls. VERB: rogued , rogu·ing , rogues VERB: tr. To defraud. To remove (diseased or abnormal specimens) from a group of plants of the same variety. VERB: intr. To remove diseased or abnormal plants.