"Blows a gasket" is a colloquial expression that refers to someone losing their temper or becoming extremely angry. This expression can be replaced with various synonyms depending on the context of the situation. Some of the most popular equivalents for "blows a gasket" are "flies off the handle," "loses their cool," "goes ballistic," "gets worked up," "blows their top," or "gets bent out of shape." These phrases all convey a similar meaning and are commonly used in everyday speech or writing. Synonyms provide a more expressive way of communicating with the same message, adding variety and color to one's language.