‘FYI’: Definition, Meaning and Examples

By Amy Gilmore, updated on June 26, 2023

Do you need to know the meaning of 'FYI?' If so, this post will help.

Here is the short answer: 

  • 'FYI' is an abbreviation of the term for your information. 
  • 'FYI' is a noun for the phrase FYI

However, there is much more you should know. Please read this entire post to learn more about this phrase and how to use it correctly.

Definition of 'FYI': What is the Meaning?

According to the Merriam-Webster Dictionary, the definition of 'FYI' is:

  • An abbreviation of for your information

It can also be a noun meaning:

  • A piece of information directed toward someone
  • This is for your knowledge, but you do not have to do anything

Synonyms of 'FYI'

  • In addition
  • Keep in mind
  • Please note
  • For your eyes only
  • Just so you know
  • For your eyes only
  • On a side note
  • Keep you in the loop
  • Just letting you know
  • Take note

When to Use 'FYI'

You know that the term is an abbreviation of, for your information, let's look at when you use the term.

  • Use 'FYI' when you want to inform someone about something.

For example, you could say:

FYI, you are my best friend. I am so happy that you are part of my life. 

  • Use the saying to tell someone something you want them to note.

For example, you could use the term to say:

FYI we will be showing our products at the event on November 1st. 

  • Use the term to indicate that you are informing someone but do not need them to do anything with the information.

For example, you might say:

FYI, I will be there this afternoon if you would like to discuss the deal. 

  • Use the phrase to tell someone your opinion or where you stand.

For example, you might hear someone say:

FYI I was very impressed with your latest project. Keep up the good work!

  • Use the idiom to update someone on a situation.

For example, someone might tell you:

FYI, I asked Nora to marry me, and she said 'yes.'

  • Use the phrase to give someone a deadline.

For example, I might say:

FYI the last day to register is June 30th. 

When Should You Not Use 'FYI'

There are some times when using this saying may be inappropriate or convey an undesirable tone. So, there are some times when you should avoid using it.

  • You should not use 'FYI' if you need a response or action from someone unless you indicate it.

For example, if you need someone to do something, you should not say something like:

FYI we are going to the lake house this weekend.

If you want to know if your friend can come with you, you would not want to use 'FYI' because it can come across like you do not want the person to come. You are just letting them know what you are doing.

  • Avoid using a negative tone with the term because it can come across as rude or condescending.

For example, you wouldn't want to tell someone:

FYI, that dinner was mediocre at best. 

  • Do not use the term if your audience does not understand the meaning.

Using terms unfamiliar to your audience without a reference to the meaning can confuse and annoy them.

Pronunciation: How to Pronounce 'FYI?'

Whether you are learning English as a second language or working on improving your writing skills, knowing how to pronounce terms correctly boosts your confidence when communicating through emails, written communications, and in conversation.

So, let's look at the pronunciation.

  • Use this phonetic spelling to pronounce the term correctly:


  • Use this phonetic spelling to pronounce for your information: 

for yōr in-fer-may-shen

Usage Examples of 'FYI'

Before you go, read these sample sentences using this phrase. They will help you to learn different ways to use the term.


  • Just FYI, we have never been happier. We love the new house you found us. It is perfect for our family, and we look forward to making many happy memories there.
  • FYI, we should have an answer to our petition by the end of the week. As soon as we receive an update from the clerk, we will let you know.
  • FYI your ex is in town. We saw him with his new girlfriend at that bar on Main Street the other night. I just don't want you to be shocked if you see him.
  • We have been waiting for you for more than an hour. We have other things we could be doing with our time, FYI.
  • FYI, if you are going to come with us on the trip, you will need to book your flight and hotel. Otherwise, there may not be any accommodations available.
  • I really miss you, FYI. I can't believe that it has already been five years since you moved to California. It feels like it was yesterday.
  • FYI moving to California was the best thing you could have ever done. You met a wonderful partner, and you look better than ever.
  • FYI I am really nervous about my meeting this afternoon. I need to review my presentation. So, please be quiet while I am preparing.
  • FYI, your client called ten times while you were out of the office, but Bonnie helped them.
  • The letter on the bar is yours, FYI. I would open it sooner rather than later. It came in the mail last week, and it looks like it might be the code you need to complete your account setup.
  • FYI if your air conditioner is more than ten years old, you will likely need to replace it soon—the average HVAC replacement costs between $6,000 and $10,000. So, you should start saving now.

The Last Word on 'FYI'

We covered a lot of information. So, here is a quick recap of the meaning of FYI: 

  • It is an abbreviation for the term for your information. 
  • FYI means that the preceding or following statement is for informational purposes but does not necessarily require your response or action. 

After reading this lesson, you should be an expert on the definition of this popular term. However, you can learn about other commonly misused English terms in our confusing words section.

Each guide contains an overview, usage tips, definitions, pronunciations, and examples to help you learn and remember each term. They are also an excellent way to expand your vocabulary and learn essential grammar rules.

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Written By:
Amy Gilmore
Amy Gilmore is one of the lead freelance writers for WritingTips.org. She has been a professional writer and editor for the past eight years. She developed a love of language arts and literature in school and decided to become a professional freelance writer after a demanding career in real estate. Amy is constantly learning to become a better writer and loves sharing tips with other writers who want to do the same.

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