A combination of the words "Fresh" and "Precious". Usually used when someone fly or fresh looking is doing something precious; for example, two very attractive looking people kissing.
Did you see Alex and Mandy's Christmas Card? It was so Freshicious, they look great together.
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.