Something to chew is a term used to describe a variety of edible items that can be chewed. CUD, GUM, and RAG are all three-letter solutions to the crossword puzzle for this term. CUD is an acronym for 'chewable unprocessed debris, ' which is a type of food that cows and other animals chew on for long periods of time. GUM is a type of confectionery made from a variety of ingredients, including sugar, corn syrup, and GUM base, that can be chewed for a long period of time. RAG is a type of hard candy that is made from sugar and other ingredients, and is often chewed for a long period of time.