A relief valve set to open at a pressure below that at which a container (such as a boiler) would burst. / (figuratively) Any mechanism offering relief from pressure or tension, e.g. emotionally.

An inner city area of Glasgow, Scotland, on the north bank of the River Clyde (OS grid ref NS5566).

(printing, historical) The handle of a printer's ball.

Third-person singular simple present indicative form of berth