n. 1. A person who uses both hands with equal facility. [ 1913 Webster ]

2. Hence: A double-dealer; one equally ready to act on either side in party disputes. [ 1913 Webster ]

The rest are hypocrites, ambidexters, so many turning pictures -- a lion on one side, a lamb on the other. Burton. [ 1913 Webster ]

3. (Law) A juror who takes money from both parties for giving his verdict. Cowell. [ 1913 Webster ]

a. [ LL., fr. L. ambo both + dexter right, dextra (sc. manus) the right hand. ] Using both hands with equal ease. Smollett. [ 1913 Webster ]

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 ]