This is the 12330th most frequent Portuguese word.
selfie
A photograph one takes of oneself, typically with a smartphone or webcam, often shared on social media.
Here, 'selfie' is used as a noun, referring to a photograph that a person takes of themselves using a camera or smartphone.
Tirar uma selfie é muito comum hoje em dia.
Taking a selfie is very common nowadays.
In this sentence, 'selfie' is used as an object of the verb phrase 'fazer sua', describing the act of taking a self-photograph.
Ela decidiu fazer sua selfie em frente ao monumento histórico.
She decided to take her selfie in front of the historic monument.
Here, 'selfie' is again used as a noun, specifically talking about the action of sharing a self-taken photograph with others.