Primeiro de tudo is a common Portuguese expression used to open arguments, explanations and lists, which is why this clip spread easily as a standalone meme sound online. Rather than being tied to one widely known scene, it circulates on soundboards and in short video edits because the phrase itself is instantly understood by Portuguese speaking audiences. Users drop it in at the very beginning of a clip to signal a correction or announcement is coming, turning an ordinary opening line into the punchline setup.
关于此声音
Primeiro de tudo sound effect is a Portuguese voice clip saying first of all, used as a meme intro before a rant, correction or funny announcement.
This is a short Portuguese voice clip built around the phrase primeiro de tudo, meaning first of all. The speaker delivers the line with a firm, attention grabbing tone, like someone about to set the record straight before saying anything else. That serious opening creates instant anticipation, because the listener expects an important point to follow. Creators exploit that pause for comedy, often following the confident setup with something trivial, absurd or completely unrelated. The contrast between the authoritative delivery and the silly payoff is what makes the clip work as a reaction and transition sound.