Has, I have reported the last four people that had guff for me. They were racist and or vulgar. It takes about a month, but chess.com took action on each and one was even a diamond member.
If this is an anacronym the internet hasn't heard it before.
Somebody sent me "YLCS" on chat after I beat him. What do you think it means? My best guess is "You Lost C*ck S*cker"