A person who objects to something.
A protester positioned outside an office, workplace etc. during a strike (usually in plural); also the protest itself.
A type of punishment by which an offender had to rest his or her entire body weight on the top of a small stake.
One of the soldiers or troops placed on a line forward of a position to warn against an enemy advance; or any unit (for example, an aircraft or ship) performing a similar function.
The card game piquet.
A stake driven into the ground.
A tool in mountaineering that is driven into the snow and used as an anchor or to arrest falls.
A sentry.
To enclose or fortify with pickets or pointed stakes.
To tether to, or as if to, a picket.
To guard, as a camp or road, by an outlying picket.
To protest, organized by a labour union, typically in front of the location of employment.