A type of moronic, vapid and hysteric antisemitism. Usually typified by a overblown and irrational reaction to something that the speaker blames the Jews for. Refers to antisemitism seen in juvenile internet forums and youTube comments, and the term derives from the style of writing often seen in such online comments.
There usually aren't too many interesting comments on a foxnews.com article about the economy until some troll goes all "OMG JOOZ" and starts blaming everything on Israel.
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.