n. 1. The quality of being ambidextrous; the faculty of using both hands with equal facility. Hence: Versatility; general readiness; as, ambidexterity of argumentation. Sterne. [ 1913 Webster ]
Ignorant I was of the human frame, and of its latent powers, as regarded speed, force, and ambidexterity. De Quincey. [ 1913 Webster ]
2. Double-dealing. (Law) A juror's taking of money from the both parties for a verdict. [ 1913 Webster ]