Antonyms for "big enchiladas" can be words like "underdogs," "nobodies," "small potatoes," "little fish," and "small fry." These words represent people or things that are considered minor or inconsequential compared to someone or something that is considered important or influential. While big enchiladas refer to individuals who hold significant positions of power or influence, antonyms for this phrase represent the opposite end of the spectrum, people or things that are lesser-known and do not wield as much authority or power. Hence, when discussing the authority or significance of a person or group, it's important to consider both ends of the spectrum to provide a well-rounded perspective.