Barricade/ˈbærɪkeɪd/ Definition 1 of 3Pro Tip 1/3Physical Block Barricade as a noun refers to something solid that prevents movement. A fallen tree acted as a natural barricade, blocking the path. Pro Tip 2/3Crowd Control 'Barricade' is often used in the context of managing large groups of people for safety. Security used barricades to funnel concertgoers into queues. Pro Tip 3/3Temporary Nature A barricade is usually temporary and can be set up and removed as needed. Workers erected a temporary barricade around the construction site.