aboveboard
adj. C1 Advanced US //əˈbəvˌbɔɹd// above·board
adj. honest and open about your actions. You use this when someone is not hiding anything or being sneaky.
adj. honest, open, and transparent in one's dealings. Often used to describe a person or organization that is not involved in any illegal or dishonest activities.
The company is aboveboard with its financial records.
The candidate was aboveboard about his previous mistakes during the interview.
Despite the intense scrutiny from the press, the administration remained aboveboard in its communication, releasing all relevant documents to the public without delay.