The art and science of safely maneuvering a motorized vehicle through excessive and dangerous wintry weather.
Her, "Gee, dude, I can't believe you got us home in one piece when all those all other cars were sliding off the road. I'm amazed how you deftly avoided that snowbank, eliminating the need for someone to rescue you from the car from the passenger side because the driver side was buried in snow."
Him" "Shaa! Ain't nuttin' but some badass snowdriving."
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.