a "card" used almost exclusively by enforcement figures (typically a fandom wiki admin or a discord server moderator) as an excuse to not bring a superior into a situation and to dodge potential punishments, people who use this card usually don't know the exact definition of a karen, nor what qualifies someone to be a karen

A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.