barricade

A barrier constructed across a road, especially as a military defence

An obstacle, barrier, or bulwark.

Such a barricade as would greatly annoy, or absolutely stop, the currents of the atmosphere.

Her future friend from grade six, Millie Mirarch, was often caught in various parts of the school being told that she was extremely pretty —for a girl with teeth held together by a metal wire that protruded well beyond the barricade of her lips.

A place of confrontation.

I have a friend who finds the whole idea of a gay marching band distasteful on the grounds that it replicates straight culture. I'm not ready to follow her to the barricades on that because I think that to some extent the sight of women banging bass drums and men prancing around in pink spandex has to undermine a patriarchal and heterosexist assumption or two.

Line of people standing behind or closest to the barricade in the pit section of a live music concert.

To close or block a road etc., as, or using, a barricade.

I stood beside the sources of the Arveiron, which take their rise in a glacier, that with slow pace is advancing down from the summit of the hills, to barricade the valley.

To keep someone in (or out), using a blockade, especially ships in a port.