捉zuk1字zi6虱sat1

English

1. spelling or grammar policing (spoken)
2. to nit pick over wording; to be pedantic about language; to pick on someone's minor slip of the tongue; literally: to catch fleas from a word

粵語 — Cantonese

1. 專挑人哋用字嘅錯處，當係蝨噉捉

Examples

• 佢個人好鬼衰㗎，專捉人字蝨，次次都窒住晒。

  He's a very annoying person. He always finds fault with others' choice of words and keeps interrupting.

• 呢個人淨係識得捉人字蝨，根本俾唔到咩實際建議！

  This guy only nitpicks about my choice of words, but never gives any practical advice!