unsanctionedpast participle Used as the past participle of the verb 'unsanction' functioning adjectivally.
Definitions
Not officially approved or authorized. Any unsanctioned gatherings will be dispersed by the police.
unsanctionpast participle Used attributively to describe something that has not been officially approved or authorized.
Definitions
Not officially approved, authorized, or recognized. They were competing in an unsanctioned tournament.