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 | Từ điển Oxford Advanced Learner 8th 
 
	
		| above board 
 
 aˌbove ˈboard 7  [above board] BrE NAmE   adjective, adverb
 legal and honest; in a legal and honest way
 •Don't worry; the deal was completely above board.
 •If you do everything above board, you will have to pay tax on your earnings. If card players keep their hands above the table (the board), other players can see what they are doing.
 
 
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