網名嚟啫 [网－－－]

Jyutping mong5 meng2 lai4 ze1
Pinyin wǎng míng lí zhě

Definitions (粵典–words.hk)
  1. 語句
    指一個​稱呼​聽​落​好​勁​，​但​係​其實​都​係​不外​如是​；​或者​個​稱呼​唔​太能夠​如實​反映​現實
    an expression to indicate something is not really what it portrays to be by its name; literally: it's just an Internet pseudonym!