(~s, barricading, ~d)
1.
A ~ is a line of vehicles or other objects placed across a road or open space to stop people getting past, for example during street fighting or as a protest.
Large areas of the city have been closed off by ~s set up by the demonstrators.
= blockade
N-COUNT
2.
If you ~ something such as a road or an entrance, you place a ~ or barrier across it, usually to stop someone getting in.
The rioters ~d streets with piles of blazing tyres...
The doors had been ~d.
VERB: V n, V n
3.
If you ~ yourself inside a room or building, you place barriers across the door or entrance so that other people cannot get in.
The students have ~d themselves into their dormitory building...
About forty prisoners are still ~d inside the wrecked buildings.
VERB: V pron-refl prep/adv, V-ed