Black's Law Dictionary (2nd edition)dictionaries

Appellee

The party in a cause against whom an appeal is taken; that is, the party who has an interest adverse to setting aside or reversing the judgment. Slayton v. Hor-sey, 97 Tex. 341, 78 S. W. 919. Sometimes also called the “respondent.”

Source: Black's Law Dictionary 2nd Ed (1910)