Safe means you are not in danger and nothing bad will happen. It is used to show people, places, or things are protected.
The child is safe at home.
Keep your money safe in a box.
A safe is a box with a lock. People use it to keep money or valuable things safe from thieves.
Put your money in the safe.
The safe holds important papers.
When you do something safe, you do it with care so no one gets hurt. It is often used to give advice or wishes.
Drive safe on the road.
She crossed the street safe and sound.
In baseball, safe means a player reached a base without being tagged out. It shows the player is allowed to keep playing.
The runner is safe at first base.
He slid safe just before the tag.
To safe means to put something in a safe or to keep it protected. This verb is less common and usually used in formal or technical contexts.
She safed her important papers last night.
Please safe the money in the box.
Safe can mean the state of being protected by law or agreement, especially in war or conflict. It means you are free from danger or punishment.
The diplomat traveled with safe.
Safe was granted during the war.