Source : Webster's Revised Unabridged Dictionary (1913)

Straightforward \Straight`for"ward\, a.
   Proceeding in a straight course or manner; not deviating;
   honest; frank. -- adv. In a straightforward manner. --
   {Straight`for"ward*ly}, adv. -- {Straight`for"ward*ness}, n.

Source : WordNet®

straightforward
     adj 1: free from ambiguity; "a straightforward set of instructions"
     2: without evasion or compromise; "a square contradiction"; "he
        is not being as straightforward as it appears" [syn: {square(a)}]
     3: without concealment or deception; honest; "their business
        was open and aboveboard"; "straightforward in all his
        business affairs" [syn: {aboveboard}]
     4: pointed directly ahead; "a straightforward gaze"