Niño rata is an insult used by Spanish speakers. It can be translate as rat kid. The original meaning of niño rata was the spanish equivalent to squeaker. However, in these days it is use to insult any young kid in general, regardless if (s)he is or not speaking via microphone, or even if (s)he is annoying or not. People that call kids by that way tend to relate them with games likeMinecraft, Call of Duty or similars because it is believed that niños ratas love that games. Regardless the old that the word is, mexicans and argentians (specially the last ones) keep using the insult and tend to say it in English as rat kid, despite it is actually squeaker.
Niño rata can be also shortened as rata. Though it can sounds ambiguous.
Random Kid: alguien que juegue minecraft??? (Somebody plays Minecraft?)
Random Adult: hey vete a come queso a otra parte niño rata jaja (Hey, get out to eat cheese in other place, niño rata. Haha.)
Niños entre 8 a 13 años que tienen voz chillona juegan Minecraft y los Call of Duty mas nuevos, tambien se creen trolls del internet y usa memes muy seguido hasta el punto que se pone molesto como troll face, XD, etc. Son muy molestos y son considerados una plaga en el internet ya que cada vez crecen mas en numero.
La imagen de Bart Simpson cuando Homero dice "y como olvidar al niño rata" es usada para representar a toda esta nueva especie.
"Yo no soy niño rata duxa. Yo soy un master troll equisde."
Algun niño menor de edad jugando Call of Duty y que habla por microfono y molesta a todos en el servidor.