Meaning of SAFE in English
1》 protected from or not exposed to danger or risk; not likely to be harmed or lost.
↘not causing or leading to harm or injury.
↘(of a place) affording security or protection.
2》 often derogatory cautious and unenterprising.
3》 (of an assertion, verdict, etc.) based on good reasons or evidence and not likely to be proved wrong.
4》 uninjured; with no harm done.
5》 informal excellent.
1》 a strong fireproof cabinet with a complex lock, used for the storage of valuables.
2》 N. Amer. informal a condom.
to be on the ~ side in order to have a margin of security against risks.
ME: from OFr. sauf , from L. salvus 'uninjured'.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004