adverse witness


adverse witness
A witness who gives evidence on a material matter prejudicial to the party then examining him. Commonly used to describe a witness whose testimony is prejudicial or unfavorable to the party who called him and as a result, such witness may be impeached. Foremost Dairies Inc. of South v. Cutler, Fla. app., 212 So.2d 37, 40, 41

Black's law dictionary. . 1990.