Drunk: 1920s Jazz-era usage. See also: hammered, sloshed, shit-faced, tanked, blitzed, bombed, wrecked, three sheets to the wind, loose, tipsy, trashed, smashed, etc.
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.