Canned cream of mushroom soup. Mloop is an onomatopoeia referring to the sound it makes when dumped out of the can. Used in countless hot dishes including the venerated Goonch Mloop Snerfels.
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.