stand guard/watch

:  to support oneself on the feet in an erect position

:  to be a specified height when fully erect

:  to rise to an erect position

:  a halt for defense or resistance

:  an often defensive effort of some duration or degree of success

:  a stop made to give a performance

:  one assigned to protect or oversee another: such as

:  a person or a body of persons on sentinel duty

:  troops attached to the person of the sovereign

:  to protect an edge of with an ornamental border

:  to protect from danger especially by watchful attention :  make secure

:  to stand at the entrance of as if on guard or as a barrier

:  to keep vigil as a devotional exercise

:  to be awake during the night

:  to be attentive or vigilant

:  the act of keeping awake to guard, protect, or attend

:  the state of being wakeful

:  a wake over a dead body