The phrase is casual and often used in spoken English rather than in formal writing or professional settings. She tried skiing and fell; she won't be doing that again in a hurry!
Pro Tip 2/3
Negative Experience
The phrase implies a bad experience or consequence that discourages repeating the action soon. He won't park illegally again in a hurry after that hefty fine.
Pro Tip 3/3
Hyperbolic Expression
It's usually an exaggeration, not to be taken literally. It doesn't mean they'll never do it; just not eagerly. After the bee sting, she won't be picking flowers again in a hurry.