Definition of Guard

Noun

• a position on a basketball team
  
• (American football) a position on the line of scrimmage
  "guards must be good blockers"
  
• the duty of serving as a sentry
  "he was on guard that night"
  - guard duty - sentry duty - sentry go
• a precautionary measure warding off impending danger or damage or injury etc.
  "he put an ice pack on the injury as a precaution"
  "an insurance policy is a good safeguard"
  "we let our guard down"
  precaution safeguard
• a military unit serving to protect some place or person
  
• the person who plays the position of guard on a basketball team
  
• a posture of defence in boxing or fencing
  "keep your guard up"
  
• a device designed to prevent injury or accidents
  safety - safety device
• the person who plays that position on a football team
  "the left guard was injured on the play"
  
• a person who keeps watch over something or someone
  

Verb

• take precautions in order to avoid some unwanted consequence
  "guard against becoming too friendly with the staff"
  "guard against infection"
  
• protect against a challenge or attack
  "Hold that position behind the trees!"
  "Hold the bridge against the enemy's attacks"
  defend hold
• watch over or shield from danger or harm
  protect
  "guard my possessions while I'm away"
  ward
• to keep watch over
  "there would be men guarding the horses"
  

• Scrabble® score of the guard (7)
• Word Chums® score of the guard (9)
• Words With Friends® score of the guard (9)