One whose diet mainly consist of chips, cakes, cookies, soft drinks, French fries, hamburgers, hot dogs, pizza and cold cereals; and just so happens to stay in good shape. (Brand usually does not matter when selecting foods.)
Rick is the ultimate snackatarian. His daily meals usually include cookies and Sprite for breakfast, pizza, coke and chips for lunch, and a bowl of Cap'n Crunch for dinner. Only a snackatarian can eat like that and never seem to gain weight.
a person who is seen to be special and mentally retarded. they are easily idenifiable by the lack of common sense and geographical knowledge eg. the lake district is in scotland. they will also repeatidly ask you to pass them their imaginary rifle when encountered with a fox or similar creature. you are recommended not to approach one for the fact that they will cling to you like a leech until death do you part.