you must be new here

Meaning

you must be new here

Used to express (often sarcastically) that someone has in some way displayed their ignorance, unfamiliarity, or incompetence.

Source: en.wiktionary.org

Words in the phrase

you must be new here

Close letter words and terms

you must be fun at parties you must be joking you must be kidding you name it you never can tell you never know