Feigned, as a story or fable; related in fable; devised; invented; not real; fictitious; as, a fabulous description; a fabulous hero.
- Barely credible; astonishing: the fabulous endurance of a marathon runner.
- Extremely pleasing or successful: a fabulous vacation.
- Of the nature of a fable or myth; legendary.
- Told of or celebrated in fables or legends.