From The Collaborative International Dictionary of English v.0.48 [gcide]:
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.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
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)}, straightforward, straight]
3: without concealment or deception; honest; "their business was
open and aboveboard"; "straightforward in all his business
affairs" [syn: aboveboard, straightforward]
4: pointed directly ahead; "a straightforward gaze"