safety spot

Short definition from Wiktionary

Noun

1. 1
   The action of a spotter who is focused on preventing a fall or injury, as opposed to a control spot, which is focused on helping the gymnast acquire a skill.
2. 2
   The position of defensive safety; a position furthest from the line of scrimmage whose responsibility is to defend against passes as well as to be the tackler of last resort.
3. 3
   A place one goes in order to be safe, especially one to go in times of emergency.
4. 4
   A short PSA about safety.
5. 5
   A blue dot on some flashbulbs that turns pink if there is an air leak.