The Oniwaban (御庭番) or niwaban (庭番) was a group of government-employed undercover ninja agents (onmitsu), established by the 8th Tokugawa shōgun, Tokugawa Yoshimune (1684–1751). They were under the direct command of the shōgun and were in charge of undercover intelligence operations.
A person trained in ninjutsu, especially (historical) one used for espionage, assassination, and other tasks requiring stealth during Japan's shogunate period.
(figurative) A person considered similarly skillful to the historical ninja, especially in covert or stealthy operation.
(figurative) A person considered to look like the historical ninja in some way, including amateur private miners.
syn of manas a friendly term of address.
‘What up, my ninja!''’;
Of or related to ninjas in their various senses.
(ambitransitive) To act or move like a ninja, particularly with regard to a combination of speed, power, and stealth.
syn of preempt: to supersede and invalidate a response by posting immediately before it.
‘When I hit post, I saw that Blue Emu had ninja'd me, so I just deleted my reply.’;
To claim an item through abuse of game mechanics.
‘That damn warrior ninja'd an epic-quality wand even though he can't even use it!’;
a member of the ninja who were trained in martial arts and hired for espionage or sabotage or assassinations; a person skilled in ninjutsu
a class of 14th century Japanese who were trained in martial arts and were hired for espionage and assassinations
a person skilled in the Japanese art of ninjutsu.
a person who excels in a particular skill or activity
‘the courses vary—you don't have to be a computer ninja to apply’;
A ninja (忍者, Japanese pronunciation: [ɲiꜜɲdʑa]) or shinobi (忍び, [ɕinobi]) was a covert agent or mercenary in feudal Japan. The functions of a ninja included espionage, deception, and surprise attacks.