Meaning

1 senses
  1. (not comparable)Honestly; openly.

Origin

From above + board (“table”). First attested in 1610. Said by Johnson to have been borrowe

From above + board (“table”). First attested in 1610. Said by Johnson to have been borrowed from gamblers, who, when they change their cards, put their hands under the table.

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above-board — meaning, examples, forms, synonyms | Krumeto