A cruel sexual act where someone inserts their middle finger and thumb into the ass and vagina of another person (female) respectively - and snaps their fingers.
Amanda broke-up with Doug because he gave her a rat bite.
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.