a person who is "LOL"ing and hopping at the same time. derived from roflcopter. its another funny word thing. it was invented when one of the inventor was laughing so hard he said "my lolhopper goes booboobooboobooboo" the word boo is the sound of hopping "LOL"ers. its just like "soisoisoisoi" in arby and chief on youtube.
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.