Akademik

aboveboard
I
adjective
without concealment or deception; honest
-

their business was open and aboveboard

-

straightforward in all his business affairs

Syn: ↑straightforward
Similar to: ↑straight, ↑square
Derivationally related forms: ↑straightforwardness (for: ↑straightforward)
II
adverb
in an honest manner
-

in he can't get it honestly, he is willing to steal it

-

was known for dealing aboveboard in everything

Syn: ↑honestly
Ant: ↑dishonestly (for: ↑honestly)
Derived from adjective: ↑honest (for: ↑honestly)

Useful english dictionary. 2012.