Fail safe Synonyms

We can't find synonyms for the phrase "Fail safe", but we have synonyms for terms, you can combine them.

Fail Synonyms

Safe Synonyms

FS abbreviation

FS is an abbreviation for Fail Safe
What does FS stand for?
FS stands for "Fail Safe"

Definitions for Fail


  • (verb) to stop functioning
  • (verb) to be unsuccessful
  • (verb) to fall short in satisfying the expectation or hope of

Definitions for Safe


  • (adjective) not exposed to the threat of loss or injury
  • (adjective) providing safety
  • (adjective) unlikely to provoke controversy or offense