a person who protects or watches over something or someone
- "he was on guard that night"
person or a body of persons on sentinel duty
- [ militärväsen ]
a posture of defence in boxing or fencing
- "keep your guard up"
watch over so as to prevent escape, disclosure, or indiscretion
- "The men are guarding the horses"
to protect from danger especially by watchful attention
- "guard my possessions while I'm away"