Having or as if having an orgasm from a pair of socks (may or may not be referring to stripy socks). This is usually caused from an acute sock fetish reaction to a particularly liked pair of socks. Sockgasms may be suppressed or even eliminated from exposure to an evil sock monster.
"The blogger that I'm following just got a new pair of stripy socks, and I had major sockgasms"
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.