WordNet: unofficial
not having official authority or sanction; "a sort of unofficial mayor"; "an unofficial estimate"; "he participated in an unofficial capacity"
- also see unauthorised, unauthorized
- similar to drumhead, summary
- similar to informal, loose
- similar to unauthorised, unauthorized, wildcat
- similar to unsanctioned
unofficial
- (englanti) official (antonym)
- (suomi) epävirallinen (synonyymi)