There are several synonyms for the phrase "blow gasket." This expression, typically used to describe a situation in which someone becomes extremely angry or loses their temper, can also be referred to as "losing one's cool," "fly off the handle," "go off the deep end," "blow one's top," or "flip out." Each of these phrases implies a sudden and explosive reaction to a situation, often resulting in yelling, slamming doors, or even physical outbursts. It is important to keep in mind that while these phrases may be used colloquially, excessive anger and aggression can be harmful to oneself and those around them.