The term "GP bomb" refers to a type of fragmentation hand grenade used by the military. This explosive device can cause serious injuries and damage to both people and objects within its range. Some synonyms for the word "GP bomb" include hand grenade, fragmentation grenade, and shrapnel grenade. These terms all refer to explosive devices designed to create a blast of shrapnel that can inflict damage on multiple targets. While these terms are commonly used within military contexts, it is important to recognize the dangers associated with these types of explosives and their potential impact on civilian populations.