Goose egg is a term used to describe a score of zero in sports or games. Its antonyms would be any number greater than zero. Depending on the context, some appropriate antonyms for goose egg might include "one," "two," "three," or any number up to the highest possible score. In a more figurative sense, antonyms for "goose egg" might include "success," "victory," "achievement," or "triumph." These words imply that the opposite of a goose egg is a positive outcome or result. Whatever the context, the antonym for "goose egg" signifies progress, success, and accomplishment.