Freeper

noun2

1. •
   (Internet, disapproving) A person who frequents Free Republic, a right-wing website and forum.

   • Hearsay even got "freeped." "Freepers," followers of a rightist Web site called Free Republic, orchestrated a "Freeper Call to Action." — 2000
2. •
   (slang, disapproving) Any person, especially a US citizen, who puts forth right-wing ideals.