This sound comes from Frieza, one of the main villains in the Dragon Ball series, whose habit of calling Saiyans monkeys became a lasting part of his character online. Short clips of that insult spread through anime meme pages, reaction videos and captioned edits because the delivery is instantly recognizable even out of context. It remains popular because fans use Frieza’s voice to signal mockery, superiority and casual disrespect in a way that reads clearly within a few seconds.