need I remind you that

need I remind you (that)

A slightly condescending introduction to a reminder of some fact or situation. Need I remind you that you are still bound by the obligations of your parole? This sort of behavior will lead you straight back to prison! I understand your sentiments, but need I remind you the profitability of our company is the highest priority?
See also: need, remind
Farlex Dictionary of Idioms.

need I remind you that...

 and need I remind you of...
a phrase that introduces a reminder. (A little haughty or parental.) Bill: Need I remind you that today is Fri-day? Bob (sarcastically): Gee, how else would I have known? John: Need I remind you of our policy against smoking in the office? Jane: Sorry, I forgot.
See also: need, remind, that
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • need I remind you (that)
  • remind
  • need I remind you of (something)
  • mansplain
  • Been there, done that got the T-shirt
  • been there, done that, bought the T-shirt
  • been there, done that, got the T-shirt
  • condescend
  • condescend to (do something)
  • condescending