Berlin WallBerlin Wall
the heavily fortified barrier that closed off West Berlin, erected by the Communists in 1961 to prevent East Germans from escaping to the West: it was opened in 1989 and subsequently demolished
- A wall constructed by the German Democratic Republic to keep East Germans from escaping to West Berlin.
(plural Berlin Walls)
- (politics) Any barrier designed to keep people from crossing a border, e.g. the one proposed to keep people from crossing from Mexico into the United States.