The act of wedging a chair under the door knob to keep people out.
" You know your from Detroit when you have to wedge a chair under the door knob to make sure people don't get in."

Red: Did you lock the door and put on the Detroit deadbolt?

Jeff: hell yeah. Hopefully it will be enough to keep the crack heads at bay for one more day.
by Bdhroghsapr February 10, 2016
Get the detroit deadbolt mug.