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Noun: ninja  nin-ju
  1. (Japanese) a member of the ninja who were trained in martial arts and hired for espionage, sabotage or assassinations; a person skilled in ninjutsu
     
  2. (Japanese) a class of 14th century Japanese who were trained in martial arts and were hired for espionage and assassinations

Derived forms: ninjas

Type of: class, mercenary, social class, socio-economic class, soldier of fortune, stratum

Encyclopedia: Ninja, The Wonder Boy