(just) to be on the safe side
being especially careful in order to avoid something unpleasant:
I'm sure it won't rain, but I'll take an umbrella (just) to be on the safe side (= to be ready if it does rain).
Thesaurus: synonyms and related words
Cautious and vigilant
- askance
- attentive
- belt and braces idiom
- better safe than sorry idiom
- better the devil you know (than the devil you don't) idiom
- discreet
- due diligence
- gingerly
- guarded
- intent
- narrowly
- once
- once bitten, twice shy idiom
- precise
- prudent
- sedulous
- slowly
- vigilance
- vigilant
- wary
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