a new breed of a rat and a chipmunk. it eats food just like a chipmunk with a small trace of ratness. if you harm a ratmunk, it may--i mean 'will' harm you! and attack you with absolute no mercy sometimes being fatal.
an incarcerated individual with no gang affiliation who is employed by rival gangs to seek out and harm, typically by a razor blade attack, fellow inmates.
I heard that when Lincoln was locked up he was a rathunter and slice manydudes.
The epitome of a low life scumbag, usually wears flat brim hats and spray paints walls and bashes people smaller than themselves, they are the opposite of anything respectable.