prejudicial

Etymology

adj

1. Exhibiting prejudice or bias.
2. Causing harm or injury; detrimental, harmful or injurious.
   Were I to give you money, for whatever reason, it would be extremely prejudicial to your chances in court if you were unfortunate enough to appear there. 2011, Minette Walters, The Scold's Bridle
3. (law) Tending to convince based on past history rather than on evidence about the case at hand.
   The judge had granted the DA a one-week extension with the caustic admonition that the case would be summarily dismissed if at that time probative, as opposed to prejudicial, evidence was not produced. 1999, Dana Stabenow, Hunter's Moon, page 109