barricade - noun

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

barricade - verb

• render unsuitable for passage
• prevent access to by barricading
• block off with barricades

barricade - thesaurus

bar   barricado   block   blockade   roadblock   stop