Definition, Meaning & Synonyms

to err on the side of caution

idiom
tə ˈɛr ɒn ði saɪd əv ˈkɔːʃən
Definition
To choose a safer or more careful option when dealing with uncertainty.
Examples
  • When in doubt about the weather, it’s best to err on the side of caution and bring an umbrella.
  • The teacher decided to err on the side of caution by giving extra time before the test.
  • He chose to err on the side of caution by double-checking his work before submitting it.
Meaning
This phrase suggests that it is better to be cautious and take preventative measures rather than risk potential negative outcomes.
Synonyms
  • be cautious
  • play it safe
  • act conservatively