- 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"

- a document or escort providing safe passage through a region especially in time of war

- make safe

- escort safely

1. One who, or that which, defends or protects; defense; protection. Shak.

"Thy sword, the safeguard of thy brother's throne." -- Granville.

2. A convoy or guard to protect a traveler or property.

3. A pass; a passport; a safe-conduct. Shak.

1. To guard; to protect. Shak.