This kind of pew pew sound is widely used online as a simple shorthand for laser fire, toy guns, and playful action. Rather than pointing to one definitive source, creators use it across short-form videos, gaming memes, and comedy edits because the sound is instantly recognizable and easy to time. Its staying power comes from how versatile it is: it can sell a fake blaster shot, parody action scenes, or add a light comic beat. It is often used alongside a bass drop sound effect for exaggerated impact.