peach-muncher Share definition Flag Derogatory term for a person from the State of Georgia. I was on Interstate 75 near Valdosta going 2 mph above the speed limit when some local peach-muncher of a cop stops and tickets me. peach-muncher by Herrence February 4, 2009 0 0 Get merch Get the peach-muncher mug. Buy Now — $32.95 See more merch