Ninja
01
忍者, 日本の隠密戦士
a class of 14th century Japanese who were trained in martial arts and were hired for espionage and assassinations
02
忍者, 忍者戦士
a member of the ninja who were trained in martial arts and hired for espionage or sabotage or assassinations; a person skilled in ninjutsu
to ninja
01
忍者, 忍者のように行動する
to post or act immediately before someone else in a thread, superseding their response
Slang
例
He ninja'd my comment again in the thread.
彼はスレッドでまた私のコメントをニンジャした。
