The phrase "cooking one's goose" is used to describe a situation where someone has ruined their chances or have been defeated. However, there are also antonyms to this phrase that signify winning or success. Some of these antonyms include "having the upper hand," "coming out on top," or "succeeding with flying colors." These phrases imply that someone has gained an advantage, achieved their goal, or performed exceptionally well. By using antonyms to "cooking one's goose," we can express positivity and uplift someone who may have experienced a setback.