The mor mor moooor sound circulates online as a short user uploaded soundboard clip with no clear credited source, artist or original work attached to it. Its Russian language title is simply a written out version of the noise itself, which is how it has spread through shares and reposts. Clips built on stretched nonsense vocals became a staple of meme editing because they need no context to understand, and this one is now used mainly as a reaction sound, a filler gag and an intentionally annoying punchline in short videos.
Об этом звуке
A drawn out mor mor vocal sound effect with a long stretched ending, used in meme edits, reaction videos and funny soundboard moments online.
This clip is a playful vocal sound built around the repeated phrase mor mor before it stretches into one long, rising moooor that keeps going far past the point of sense. The delivery is flat and silly at first, then turns into an exaggerated drone that fills the whole twelve seconds. It works because the joke is pure timing and excess, landing like a nonsense chant that gets funnier the longer it holds. Viewers hear it as an instant signal for absurd, brain rot style humour rather than anything serious or musical.