PROVI'SO, noun s as z. [Latin provisus, ablative proviso it being provided.] An article or clause in any statute, agreement, contract, grant or other writing, by which a condition is introduced; a conditional stipulation that affects an agreement, contract, law, grant, etc. The charter of the bank contains a proviso that the legislature may repeal it at their pleasure.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI