Definition of "Safe" :

noun: contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse

noun: strongbox where valuables can be safely kept

noun: a ventilated or refrigerated cupboard for securing provisions from pests

adjective: (of an undertaking) secure from risk

adjective: free from danger or the risk of harm

"A safe trip."

adjective: having reached a base without being put out

"The runner was called safe when the baseman dropped the ball."

adjective: financially safe