guard

A person who, or thing that, protects or watches over something.

The prison guard unlocked the door of the cell. After completing the repairs, he replaced the sump guard.

(Ireland)A garda; a police officer.

(military) A squad responsible for protecting something.

The president inspected the guard of honour.

The part of a sword that protects the wielder's hand.

Holonym: hilt

Đồng nghĩa: crossguard, quillon

A part of a machine which blocks access to dangerous parts.

The motorcycle mechanic removed the damaged chain guard.

A watchchain.

(Australia)A panel of a car that encloses the wheel area, especially the front wheels.

(uncountable)A state of caution; posture of defence.

Something worn to protect part of the body, e.g. the shins in cricket.

(basketball) A relatively short player, playing farther from the basket than a forward or centre.

(cricket) The position on the popping crease where a batsman makes a mark to align himself with the wicket; see take guard.

(American football) Either of two offensive positions between the centre and each of the offensive tackles, whose main responsibilities are to protect the quarterback, and open up "holes" through which offensive players can run.

(transitive)To protect from danger; to secure against surprise, attack, or injury; to keep in safety; to defend.

All of the mountain passes are guarded by troops.

(transitive)To keep watch over, in order to prevent escape or restrain from acts of violence, or the like.

Guard the prisoner.

(ambitransitive)To watch by way of caution or defense; to be cautious; to be in a state or position of defense or safety.

Careful people guard against mistakes.

(transitive)To protect the edge of, especially with an ornamental border; hence, to face or ornament with lists, laces, etc.

(transitive)To fasten by binding; to gird.