"Blow stacks" is a slang term that means to lose your temper or become very angry. It can be helpful to know some synonyms for this phrase to add variety to your language use. Some synonyms for "blow stacks" include "lose your cool," "go off the deep end," "hit the roof," "fly off the handle," "blow a fuse," and "burst a blood vessel." Each of these phrases conveys a similar meaning to "blow stacks" and can be used in various contexts, whether in casual conversations or formal writing. Being able to use different expressions for a common action or feeling can make your language more engaging and colorful.