When a man slaps a piece of chicken fried steak (or chicken) on his partner's midsection, cums on it and the chicken fried steak/chicken is consumed by either party or both.
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.