Slightly disparaging slang diagnosis applied to a person who seems entirely incapable of inhibiting the uncontrollable impulse to chat.
Her once charming chattomania had become like background noise to her long suffering husband who was now able to gain relief by turning off his hearing aids.
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.