barricade

Meanings

• a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.
• a barrier (usually thrown up hastily) to impede the advance of an enemy
  • "they stormed the barricade"
• render unsuitable for passage
  • "barricade the streets"
• prevent access to by barricading
  • "The street where the President lives is always barricaded"
• block off with barricades

Synonyms

bar, barricado, block, block off, block up, blockade, roadblock, stop