a position on a basketball team | a purposeful surveillance to guard or observe |
the duty of serving as a sentry | the rite of staying awake for devotional purposes (especially on the eve of a religious festival) |
(American football) a position on the line of scrimmage between the center and the tackles | a small portable timepiece |
a precautionary measure warding off impending danger or damage or injury etc. | a person employed to keep watch for some anticipated event |
a device designed to prevent injury or accidents | a period of time (4 or 2 hours) during which some of a ship's crew are on duty |
a posture of defence in boxing or fencing | the period during which someone (especially a guard) is on duty |
a military unit serving to protect some place or person | |
the person who lines up between the center and the tackles on the offensive line of a football team on the line of scrimmage | |
a person who keeps watch over something or someone | |
the person who plays the position of guard on a basketball team | |