Indirect; awkward; insincere; sarcastic; as, a backhanded compliment.

roundabout or ambiguous; "attacks from tht source amounted to a backhanded compliment to his integrity"; "a backhanded and dishonest way of reaching his goal"

Stroked with a backhand{2}; as, a backhanded drive.

(of racket strokes) made across the body with back of hand facing direction of stroke

With the hand turned backward; as, a backhanded blow.

Turned back, or inclining to the left; as, backhanded letters.