1)used to refer to any place whose inhabitants are far too preoccupied with
drinking, politics and
literature and have allowed their living space to sink into a condition of extreme filth and squalor
2) room with a poorly patched hole
in the wall.
1)you idiots should
do the dishes and stop drinking rhinegold and yelling about
John Kerry,
otherwise this place will turn into a C2-7B
2)I wouldn't lean on that wall if I were you; this place is a C2-7B