noun

• Roman Emperor from 54 to 68, and the last Emperor of the Julio-Claudian dynasty.
• An agnomen first held by Tiberius Claudius Nero, an ancestor of Tiberius, Caligula, Claudius and Nero.
• Any male member of the family Claudii Nerones, within the gens Claudia into which emperor Nero was adopted by emperor Claudius.
• A male given name from Latin, more common in fiction than in real life.
• Any cruel and wicked tyrant.