A very large penis, with the width and density of a Chode, but the length of a very long penis. Ranges from 10-15 inches. You are a very proud man to have one.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.