SUR'ROGATE, noun [Latin surrogatus, surrogo, subrogo; sub and rogo, to propose. Rogo, to ask or propose, signifies primarily to reach, put or thrust forward; and subrogo is to put or set in the place of another.] In a general sense, a deputy; a delegate; a substitute; particularly, the deputy of an ecclesiastical judge, most commonly of a bishop or his chancellor. In some of the United States, the judge of probate, of wills and testaments.

SUR'ROGATE, verb transitive To put in the place of another. [Little used.]