We found 4 dictionaries that define the word to be on the safe side:

General (3 matching dictionaries)

1. to be on the safe side: Longman Dictionary of Contemporary English
2. to be on the safe side: Oxford Learner's Dictionaries
3. (just) to be on the safe side: Cambridge Advanced Learner's Dictionary

Miscellaneous (1 matching dictionary)

4. to be on the safe side: Idioms

▸ Words similar to to be on the safe side ▸ Usage examples for to be on the safe side ▸ Idioms related to to be on the safe side ▸ Wikipedia articles (New!) ▸ Words that often appear near to be on the safe side ▸ Rhymes of to be on the safe side ▸ Invented words related to to be on the safe side