This is the 7517th most frequent Portuguese word.
nick
A nickname or pseudonym used online or informally.
In this sentence, 'nick' refers to a nickname or user name, commonly used in the context of online platforms or games as an identifier.
Eu escolhi um novo nick para usar no jogo.
I chose a new nick to use in the game.
Here, 'nick' again refers to a nickname or user name, specifically in the context of a forum or online discussion.
Qual é o seu nick no fórum?
What is your nick in the forum?
The term 'nick' in this context indicates a purposeful choice of a concise and memorable user name.