Definitions from Wiktionary ( )

▸ adjective:  Free from attack or danger; protected.
▸ adjective:  Free from the danger of theft; safe.
▸ adjective:  Free from the risk of eavesdropping, interception or discovery; secret.
▸ adjective:  Free from anxiety or doubt; unafraid.
▸ adjective:  Firm and not likely to fail; stable.
▸ adjective:  Free from the risk of financial loss; reliable.
▸ adjective:  Confident in opinion; not entertaining, or not having reason to entertain, doubt; certain; sure; commonly used with of.
▸ adjective:  (obsolete) Overconfident; incautious; careless.
▸ adjective:  Certain to be achieved or gained; assured.
▸ verb:  To make safe; to relieve from apprehensions of, or exposure to, danger; to guard; to protect.
▸ verb:  To put beyond hazard of losing or of not receiving; to make certain; to assure; frequently with against or from, or formerly with of.
▸ verb:  To make fast; to close or confine effectually; to render incapable of getting loose or escaping.
▸ verb:  To get possession of; to make oneself secure of; to acquire certainly.
▸ verb:  (transitive, obsolete) To plight or pledge.

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