GUNSUCKER (noun), fr. English gun, English suck, idiomatic variant of cocksucker; 1. a person overly fond of guns; 2. a person who possesses multiple pistols and/or rifles for purposes other than hunting; 3. a sexual paraphilia involving fellating the barrel of a firearm; 4. a person who advocates the universal ownership of firearms as the primary means of settling disputes; 5. one who hoards firearms. 6. a person who owns a gun to protect himself from imagined enemies or catastrophic circumstances.