Webster's Revised Unabridged Dictionary · 1913

Ambidexter

Ambidexter ({not transcribed}) , adjective

[Late Latin, from Latin ambo both + dexter right, dextra (sc. manus) the right hand.]

Using both hands with equal ease. — Smollett

Ambidexter , noun

1.
A person who uses both hands with equal facility.
2.
A double-dealer; one equally ready to act on either side in party disputes.
The rest are hypocrites, ambidexters, so many turning pictures -- a lion on one side, a lamb on the other. — Burton
3.
(Law) A juror who takes money from both parties for giving his verdict. — Cowell