A stern-fast or hawser carried to the shore to steady by. A ship with one anchor down and a shore-fast is moored a proviso. Also, a saving clause in a contract.
prōvīsō, adv., v. provideo fin. B. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
prōvīsō (1) adv.1 provisus, with forethought, deliberately : temere, proviso, Ta. ...
An Elementary Latin Dictionary
·noun An article or clause in any statute, agreement, contract, grant, or other writing, by which a ...
Webster's Dictionary of the English Language