There isn't one single perfect synonym for "scrubbed NASA style," but here are some options, depending on the context:
Similar Meaning, More Formal:
* Abruptly canceled: This emphasizes the suddenness of the cancellation.
* Postponed indefinitely: This suggests that the event will not happen soon.
* Called off: This is a simple and direct way to say that something has been cancelled.
Similar Meaning, More Informal:
* Axed: This is a more casual way to say "cancelled."
* Scrapped: This suggests that the plan was completely abandoned.
* Pulled the plug: This implies that the cancellation was sudden and decisive.
Adding Emphasis:
* Scrubbed like a rocket launch: This directly references the NASA context and highlights the suddenness of the cancellation.
* Called off with no warning: This emphasizes the lack of notice given.
* Aborted at the last minute: This emphasizes the close call and the nearness of the event to actually happening.
Ultimately, the best word or phrase to use will depend on the specific context and the tone you want to convey.