Definition of "ginormous"

This is Jazz, a ginormous weird looking planet just showed up in the suburbs of Cybertron.

1986, Ron Friedman, The Transformers: The Movie, spoken by Jazz

Walt Disney World is ginormous. Even after you’re on the property, you have to drive about fifteen minutes to get to different places.

1999, Gabrielle Charbonnet, Adventure at Walt Disney World: A Disney Girls Super Special, Disney Press, page 20

“Neutron stars are as mysterious as they are fascinating. These city-sized objects are essentially ginormous atomic nuclei.”

2019, Green Bank Observatory, Most massive neutron star ever detected, almost too massive to exist