for your information

for your informationprep_phrase

• 1

  Used to introduce a rebuttal to the interlocutor's previous statement, especially when the statement angered or offended the speaker.

  • For your information, my son was a straight A student in college, so he's not just some schmo!
• 2

  Used as a satiric preface to highlight information that an interlocutor should already know or should be able to surmise.

  • For your information, you're reading English in Wiktionary.
  • "Buddy." I'm always "buddy". I'm a girl for your information, forever in this situation, waiting and hoping he'll notice how I'm feeling.
• 3

  Used other than figuratively or idiomatically: see for, your, information.

  • I kept the dates and times in the logbook for your information.