black-bagged

When the police is trying to silence you and puts a black bag over you. Commonly used by China against protestors.

You better not raise a blank sheet of paper over your head if you go to China or else you'll get black-bagged and disappeared.

Black Bag It

Emergency pooping in black plastic bag and tossing it with a dollar tied to it for compensation

Man that restroom is nasty time to black bag it