To tastualize something is to try and think about what something would taste like. The tasting equvialent to visualize.
Person 1: "Do you think I should put mayo on my collard greens?"
Person 2: "I dunno I can't really tastualize that"
Eavesdropping Bystander: "Who the fuckeats collard greens?!"
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.