guard
A device designed to prevent injury or accidents.
A posture of defence in boxing or fencing.
“keep your guard up”
The person who plays that position on a football team.
“the left guard was injured on the play”
The person who plays the position of guard on a basketball team.
The duty of serving as a sentry.
“he was on guard that night”
A precautionary measure warding off impending danger or damage or injury etc.
“an insurance policy is a good safeguard”
“we let our guard down”
(American football) a position on the line of scrimmage.
“guards must be good blockers”
A military unit serving to protect some place or person.
A person who keeps watch over something or someone.
A position on a basketball team.
Take precautions in order to avoid some unwanted consequence.
“guard against becoming too friendly with the staff”
“guard against infection”
To keep watch over.
“there would be men guarding the horses”
Watch over or shield from danger or harm; protect.
“guard my possessions while I'm away”
Protect against a challenge or attack.