The term "very pistol" is a reference to a signaling device originally used by the British military in the early 1900s. It fires a flare to signal distress or communicate with other forces. However, there are several synonyms for "very pistol" that are used in different contexts. Such as, signal pistol, flare gun, distress signal gun, and emergency flare gun. These terms are often used interchangeably and refer to the same type of signaling device. Whether it is for maritime or land use, these synonyms all describe an essential tool for signaling and communication in emergency situations.