A quiet demonstration in support of a cause.
A period of observation or surveillance at any hour.
An instance of keeping awake during normal sleeping hours, especially to keep watch or pray.
The eve of a religious festival in which staying awake is part of the ritual devotions.
A labor protest in which employees do only the minimum work required by the rules of a workplace, following safety or other regulations to the letter in order to cause a slowdown.
Of or pertaining to such a protest.