An abbreviation for the phrase "Assigned Cop at Birth." Typically used in reference to individuals who may have transitioned to other careers later in life, i.e. from police officer to town garbageman.
Doug: "Have you seen Chuck around lately? Pig is probably eating donuts, right?"
Marie: "That's not cool, man — you know Chuck transitioned. Yes, he was ACAB, but he's a janitor now. Be respectful."
Marie: "That's not cool, man — you know Chuck transitioned. Yes, he was ACAB, but he's a janitor now. Be respectful."
by MythicRare November 30, 2021