Dos nossos is everyday Brazilian Portuguese slang for one of ours, used to claim someone as part of your crew. This Alex version spread through WhatsApp groups and short meme edits linked to Floripa and gaúcho humor, where the exaggerated pride is the joke and the compliment at once. Because the phrase needs no setup, editors reuse it as a instant approval stamp, and it keeps circulating among Brazilian friend groups whenever someone arrives, helps out, or does something the whole group wants to claim.