1 definition by T.Kovacs
To stealthily edit published online content after the fact, correcting a mistake - either factual or grammatical in nature - after a commentator has called out said mistake (usually in the comments section) without the original author acknowledging that an error has occurred.
What happened to the part in this article about (erroneous element)? It's totally gone!
Dude, the author ninjaed that part already.
Dude, the author ninjaed that part already.
by T.Kovacs May 20, 2011