"Ready to fire" is a phrase commonly used in military contexts. It refers to the state of readiness of a weapon, indicating that it has been loaded and is prepared to be fired. There are several synonyms for this phrase that can be used interchangeably, such as "primed," "armed," "locked and loaded," "at the ready," "set to shoot," "itching to fire," "at the trigger," and "prepped for action." These words provide a more descriptive alternative to "ready to fire" and can create a more vivid picture of a weapon poised for use. It is important to note that while these synonyms are interchangeable, they should be used within the appropriate context and audience.