1. To make false and vindictive reports, comments, or statements, that damage someone's good name or well-being: In school Susan slandered Mike by saying that he copied from his neighbor on the final exam even though he did not do it!
2. Etymology: from the late 13th century, from Anglo-French esclaundre, Old French esclandre, "scandalous statement", an alteration of escandle, "scandal"; from Latin scandalum, "cause of offense, stumbling block, temptation".