Sally out is a phrase that means to suddenly or boldly leave or depart from somewhere. There are many synonyms for this phrase that can be used to convey similar meanings. Some of these synonyms include rush out, dart out, spring out, dash out, bolt out, burst out, and fly out. Each of these synonyms can be used in different contexts, depending on the nature of the departure being described. For example, one might rush out of a room in order to catch a train, while they might burst out of a building after receiving exciting news. Whatever the context, these synonyms for sally out can add richness and variety to one's writing and speaking.