A “zombie” is typically defined as a fictional, undead creature, often portrayed as mindless and reanimated after death. Zombies are usually depicted as humans who have lost their sense of self and are driven by a basic instinct, like hunger for human flesh. They often appear in horror fiction, particularly in movies, TV shows, and video games.
The term “zombie” originally comes from Haitian Vodou, where it referred to a person who was believed to have been revived after death by a sorcerer and was under their control. In modern pop culture, zombies are often associated with apocalyptic scenarios, where a virus or other cause turns people into zombies, spreading through bites or infection.
They are commonly slow-moving but relentless, and sometimes they are depicted as possessing some semblance of human characteristics, like speech or intelligence, depending on the story.
Does that clear it up, or were you thinking of a different context for the word “zombie”?