a cunt, so wet that it doesn't require any lubrication to engage in any form of sexual act; cunt that is ready to-go.
"Baby, why is your labia majora SO wet and juicy?" says a fuck buddy.
"Oh, you didn't know?" says the female, "I have a lubricunt! And I am ready to go!"
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.